diff --git a/clickhouse/assets/configuration/spec.yaml b/clickhouse/assets/configuration/spec.yaml
index de5c8f12a931f..f28944752a453 100644
--- a/clickhouse/assets/configuration/spec.yaml
+++ b/clickhouse/assets/configuration/spec.yaml
@@ -24,7 +24,7 @@ files:
       value:
         type: integer
         example: 9000
-    - name: user
+    - name: username
       description: The database user to authenticate as.
       value:
           type: string
diff --git a/clickhouse/datadog_checks/clickhouse/clickhouse.py b/clickhouse/datadog_checks/clickhouse/clickhouse.py
index 077f7c4d1d25c..dcde7c1b1873a 100644
--- a/clickhouse/datadog_checks/clickhouse/clickhouse.py
+++ b/clickhouse/datadog_checks/clickhouse/clickhouse.py
@@ -21,7 +21,7 @@ def __init__(self, name, init_config, instances):
         self._server = self.instance.get('server', '')
         self._port = self.instance.get('port')
         self._db = self.instance.get('db', 'default')
-        self._user = self.instance.get('user', 'default')
+        self._user = self.instance.get('username', self.instance.get('user', 'default'))
         self._password = self.instance.get('password', '')
         self._connect_timeout = float(self.instance.get('connect_timeout', 10))
         self._read_timeout = float(self.instance.get('read_timeout', 10))
@@ -80,6 +80,8 @@ def ping_clickhouse(self):
         return self._client.connection.ping()
 
     def connect(self):
+        if self.instance.get('user'):
+            self._log_deprecation('_config_renamed', 'user', 'username')
         if self._client is not None:
             self.log.debug('Clickhouse client already exists. Pinging Clickhouse Server.')
             try:
diff --git a/clickhouse/datadog_checks/clickhouse/data/conf.yaml.example b/clickhouse/datadog_checks/clickhouse/data/conf.yaml.example
index 7ffb99d7726a2..632da1f3efe97 100644
--- a/clickhouse/datadog_checks/clickhouse/data/conf.yaml.example
+++ b/clickhouse/datadog_checks/clickhouse/data/conf.yaml.example
@@ -35,10 +35,10 @@ instances:
     #
     # port: 9000
 
-    ## @param user - string - optional - default: default
+    ## @param username - string - optional - default: default
     ## The database user to authenticate as.
     #
-    # user: default
+    # username: default
 
     ## @param password - string - optional
     ## The password of `username`.
diff --git a/datadog_checks_base/datadog_checks/base/checks/base.py b/datadog_checks_base/datadog_checks/base/checks/base.py
index 481bfa019c611..b1e7a0217f638 100644
--- a/datadog_checks_base/datadog_checks/base/checks/base.py
+++ b/datadog_checks_base/datadog_checks/base/checks/base.py
@@ -240,6 +240,13 @@ def __init__(self, *args, **kwargs):
                     'The default will become `true` and cannot be changed in Agent version 8.'
                 ),
             ),
+            '_config_renamed': (
+                False,
+                (
+                    'DEPRECATION NOTICE: The `%s` config option has been renamed '
+                    'to `%s` and will be removed in a future release.'
+                ),
+            ),
         }  # type: Dict[str, Tuple[bool, str]]
 
         # Setup metric limits
diff --git a/mysql/assets/configuration/spec.yaml b/mysql/assets/configuration/spec.yaml
index 2ca926e8a4690..5ff8d31815e1c 100644
--- a/mysql/assets/configuration/spec.yaml
+++ b/mysql/assets/configuration/spec.yaml
@@ -26,7 +26,7 @@ files:
               example: localhost
               display_default: null
 
-          - name: user
+          - name: username
             description: |
               Username used to connect to MySQL.
             enabled: true
@@ -35,7 +35,7 @@ files:
               example: datadog
               display_default: null
 
-          - name: pass
+          - name: password
             description: |
               Password associated to the MySQL user.
             enabled: true
diff --git a/mysql/datadog_checks/mysql/config.py b/mysql/datadog_checks/mysql/config.py
index 9c7a61584f186..2e0cdd0c1068b 100644
--- a/mysql/datadog_checks/mysql/config.py
+++ b/mysql/datadog_checks/mysql/config.py
@@ -16,8 +16,8 @@ def __init__(self, instance):
         self.tags = list(instance.get('tags', []))
         self.mysql_sock = instance.get('sock', '')
         self.defaults_file = instance.get('defaults_file', '')
-        self.user = instance.get('user', '')
-        self.password = str(instance.get('pass', ''))
+        self.user = instance.get('username', instance.get('user', ''))
+        self.password = str(instance.get('password', instance.get('pass', '')))
         self.tags = self._build_tags(instance.get('tags', []))
         self.options = instance.get('options', {}) or {}  # options could be None if empty in the YAML
         replication_channel = self.options.get('replication_channel')
diff --git a/mysql/datadog_checks/mysql/config_models/defaults.py b/mysql/datadog_checks/mysql/config_models/defaults.py
index 434408ab67c6a..9f9c6a5174687 100644
--- a/mysql/datadog_checks/mysql/config_models/defaults.py
+++ b/mysql/datadog_checks/mysql/config_models/defaults.py
@@ -52,7 +52,7 @@ def instance_options(field, value):
     return get_default_field_value(field, value)
 
 
-def instance_pass_(field, value):
+def instance_password(field, value):
     return get_default_field_value(field, value)
 
 
@@ -88,5 +88,5 @@ def instance_use_global_custom_queries(field, value):
     return 'true'
 
 
-def instance_user(field, value):
+def instance_username(field, value):
     return 'datadog'
diff --git a/mysql/datadog_checks/mysql/config_models/instance.py b/mysql/datadog_checks/mysql/config_models/instance.py
index a5e5ecc9a9fff..799637e1d9725 100644
--- a/mysql/datadog_checks/mysql/config_models/instance.py
+++ b/mysql/datadog_checks/mysql/config_models/instance.py
@@ -5,7 +5,7 @@
 
 from typing import Any, Mapping, Optional, Sequence
 
-from pydantic import BaseModel, Field, root_validator, validator
+from pydantic import BaseModel, root_validator, validator
 
 from datadog_checks.base.utils.functions import identity
 from datadog_checks.base.utils.models import validation
@@ -80,7 +80,7 @@ class Config:
     max_custom_queries: Optional[int]
     min_collection_interval: Optional[float]
     options: Optional[Options]
-    pass_: Optional[str] = Field(None, alias='pass')
+    password: Optional[str]
     port: Optional[float]
     queries: Optional[Sequence[Mapping[str, Any]]]
     service: Optional[str]
@@ -89,7 +89,7 @@ class Config:
     statement_samples: Optional[StatementSamples]
     tags: Optional[Sequence[str]]
     use_global_custom_queries: Optional[str]
-    user: Optional[str]
+    username: Optional[str]
 
     @root_validator(pre=True)
     def _initial_validation(cls, values):
diff --git a/mysql/datadog_checks/mysql/data/conf.yaml.example b/mysql/datadog_checks/mysql/data/conf.yaml.example
index 0cdc6b6ba3b48..189bc46b00b7a 100644
--- a/mysql/datadog_checks/mysql/data/conf.yaml.example
+++ b/mysql/datadog_checks/mysql/data/conf.yaml.example
@@ -32,15 +32,15 @@ instances:
     #
   - host: localhost
 
-    ## @param user - string - optional
+    ## @param username - string - optional
     ## Username used to connect to MySQL.
     #
-    user: datadog
+    username: datadog
 
-    ## @param pass - string - optional
+    ## @param password - string - optional
     ## Password associated to the MySQL user.
     #
-    pass: <PASS>
+    password: <PASSWORD>
 
     ## @param port - number - optional - default: 3306
     ## Port to use when connecting to MySQL.
diff --git a/mysql/datadog_checks/mysql/mysql.py b/mysql/datadog_checks/mysql/mysql.py
index a9143b8f13569..8dcc1ac4c783e 100644
--- a/mysql/datadog_checks/mysql/mysql.py
+++ b/mysql/datadog_checks/mysql/mysql.py
@@ -102,6 +102,12 @@ def get_library_versions(cls):
         return {'pymysql': pymysql.__version__}
 
     def check(self, _):
+        if self.instance.get('user'):
+            self._log_deprecation('_config_renamed', 'user', 'username')
+
+        if self.instance.get('pass'):
+            self._log_deprecation('_config_renamed', 'pass', 'password')
+
         tags = list(self._config.tags)
         self._set_qcache_stats()
         with self._connect() as db:
diff --git a/oracle/assets/configuration/spec.yaml b/oracle/assets/configuration/spec.yaml
index 2362a408ce299..dc930dbf8a88c 100644
--- a/oracle/assets/configuration/spec.yaml
+++ b/oracle/assets/configuration/spec.yaml
@@ -21,7 +21,7 @@ files:
       required: true
       value:
         type: string
-    - name: user
+    - name: username
       description: The username for the Datadog user account.
       required: true
       value:
diff --git a/oracle/datadog_checks/oracle/config_models/instance.py b/oracle/datadog_checks/oracle/config_models/instance.py
index 6b2db4bc0bf40..b71637d16ef7e 100644
--- a/oracle/datadog_checks/oracle/config_models/instance.py
+++ b/oracle/datadog_checks/oracle/config_models/instance.py
@@ -37,7 +37,7 @@ class Config:
     service_name: str
     tags: Optional[Sequence[str]]
     use_global_custom_queries: Optional[str]
-    user: str
+    username: str
 
     @root_validator(pre=True)
     def _initial_validation(cls, values):
diff --git a/oracle/datadog_checks/oracle/data/conf.yaml.example b/oracle/datadog_checks/oracle/data/conf.yaml.example
index 1c19f090c5879..11612089dcce7 100644
--- a/oracle/datadog_checks/oracle/data/conf.yaml.example
+++ b/oracle/datadog_checks/oracle/data/conf.yaml.example
@@ -35,10 +35,10 @@ instances:
     #
     service_name: <SERVICE_NAME>
 
-    ## @param user - string - required
+    ## @param username - string - required
     ## The username for the Datadog user account.
     #
-    user: <USER>
+    username: <USERNAME>
 
     ## @param password - string - required
     ## The password for the Datadog user account.
diff --git a/oracle/datadog_checks/oracle/oracle.py b/oracle/datadog_checks/oracle/oracle.py
index b339bc4ce0392..6a394ab892435 100644
--- a/oracle/datadog_checks/oracle/oracle.py
+++ b/oracle/datadog_checks/oracle/oracle.py
@@ -37,7 +37,7 @@ class Oracle(AgentCheck):
     def __init__(self, name, init_config, instances):
         super(Oracle, self).__init__(name, init_config, instances)
         self._server = self.instance.get('server')
-        self._user = self.instance.get('user')
+        self._user = self.instance.get('username') or self.instance.get('user')
         self._password = self.instance.get('password')
         self._service = self.instance.get('service_name')
         self._jdbc_driver = self.instance.get('jdbc_driver_path')
@@ -99,6 +99,9 @@ def handle_query_error(self, error):
         return error
 
     def check(self, _):
+        if self.instance.get('user'):
+            self._log_deprecation('_config_renamed', 'user', 'username')
+
         self._current_errors = 0
 
         self._query_manager.execute()
diff --git a/oracle/tests/conftest.py b/oracle/tests/conftest.py
index 4e26bf8615176..fb4e6232fa816 100644
--- a/oracle/tests/conftest.py
+++ b/oracle/tests/conftest.py
@@ -51,7 +51,7 @@ def check(instance):
 def instance():
     return {
         'server': 'localhost:1521',
-        'user': 'system',
+        'username': 'system',
         'password': 'oracle',
         'service_name': 'xe',
         'tags': ['optional:tag1'],
@@ -62,7 +62,7 @@ def instance():
 def dd_environment():
     instance = {
         'server': '{}:{}'.format(HOST, PORT),
-        'user': USER,
+        'username': USER,
         'password': PASSWORD,
         'service_name': 'InfraDB.us.oracle.com',
     }
diff --git a/snowflake/assets/configuration/spec.yaml b/snowflake/assets/configuration/spec.yaml
index 311e9d6eaacfb..2e439e828b18e 100644
--- a/snowflake/assets/configuration/spec.yaml
+++ b/snowflake/assets/configuration/spec.yaml
@@ -37,7 +37,7 @@ files:
         value:
           type: string
           example: <ACCOUNT>
-      - name: user
+      - name: username
         required: true
         description: Login name for the user.
         value:
diff --git a/snowflake/datadog_checks/snowflake/check.py b/snowflake/datadog_checks/snowflake/check.py
index fa0e466122f02..b5e548b95ccdd 100644
--- a/snowflake/datadog_checks/snowflake/check.py
+++ b/snowflake/datadog_checks/snowflake/check.py
@@ -73,6 +73,9 @@ def __init__(self, *args, **kwargs):
         self.check_initializations.append(self._query_manager.compile_queries)
 
     def check(self, _):
+        if self.instance.get('user'):
+            self._log_deprecation('_config_renamed', 'user', 'username')
+
         self.connect()
 
         if self._conn is not None:
diff --git a/snowflake/datadog_checks/snowflake/config.py b/snowflake/datadog_checks/snowflake/config.py
index 576875b2f7edc..87b940ec8c62b 100644
--- a/snowflake/datadog_checks/snowflake/config.py
+++ b/snowflake/datadog_checks/snowflake/config.py
@@ -26,7 +26,7 @@ def __init__(self, instance=None):
             instance = {}
 
         account = instance.get('account')
-        user = instance.get('user')
+        user = instance.get('user') or instance.get('username')
         password = instance.get('password')
         role = instance.get('role')
         database = instance.get('database', 'SNOWFLAKE')
diff --git a/snowflake/datadog_checks/snowflake/data/conf.yaml.example b/snowflake/datadog_checks/snowflake/data/conf.yaml.example
index 684fe5a75acc0..3c9a5921550d0 100644
--- a/snowflake/datadog_checks/snowflake/data/conf.yaml.example
+++ b/snowflake/datadog_checks/snowflake/data/conf.yaml.example
@@ -51,10 +51,10 @@ instances:
     #
   - account: <ACCOUNT>
 
-    ## @param user - string - required
+    ## @param username - string - required
     ## Login name for the user.
     #
-    user: <USER>
+    username: <USER>
 
     ## @param password - string - required
     ## Password for the user
diff --git a/supervisord/assets/configuration/spec.yaml b/supervisord/assets/configuration/spec.yaml
index de99138e0d764..6e1543ea867ba 100644
--- a/supervisord/assets/configuration/spec.yaml
+++ b/supervisord/assets/configuration/spec.yaml
@@ -34,12 +34,12 @@ files:
           value:
             type: string
             example: <SOCKETFILE_PATH>
-        - name: user
+        - name: username
           description: Required only if a username is configured.
           value:
             type: string
             example: <USERNAME>
-        - name: pass
+        - name: password
           description: Required only if a password is configured.
           value:
             type: string
diff --git a/supervisord/datadog_checks/supervisord/config_models/defaults.py b/supervisord/datadog_checks/supervisord/config_models/defaults.py
index 7bc0e73421281..2b4a75bf8f6d6 100644
--- a/supervisord/datadog_checks/supervisord/config_models/defaults.py
+++ b/supervisord/datadog_checks/supervisord/config_models/defaults.py
@@ -20,7 +20,7 @@ def instance_min_collection_interval(field, value):
     return 15
 
 
-def instance_pass_(field, value):
+def instance_password(field, value):
     return get_default_field_value(field, value)
 
 
@@ -48,5 +48,5 @@ def instance_tags(field, value):
     return get_default_field_value(field, value)
 
 
-def instance_user(field, value):
+def instance_username(field, value):
     return get_default_field_value(field, value)
diff --git a/supervisord/datadog_checks/supervisord/config_models/instance.py b/supervisord/datadog_checks/supervisord/config_models/instance.py
index 9e831f2e71ca9..71b579bda040f 100644
--- a/supervisord/datadog_checks/supervisord/config_models/instance.py
+++ b/supervisord/datadog_checks/supervisord/config_models/instance.py
@@ -5,7 +5,7 @@
 
 from typing import Optional, Sequence
 
-from pydantic import BaseModel, Field, root_validator, validator
+from pydantic import BaseModel, root_validator, validator
 
 from datadog_checks.base.utils.functions import identity
 from datadog_checks.base.utils.models import validation
@@ -21,14 +21,14 @@ class Config:
     host: Optional[str]
     min_collection_interval: Optional[float]
     name: str
-    pass_: Optional[str] = Field(None, alias='pass')
+    password: Optional[str]
     port: Optional[int]
     proc_names: Optional[Sequence[str]]
     proc_regex: Optional[Sequence[str]]
     service: Optional[str]
     socket: Optional[str]
     tags: Optional[Sequence[str]]
-    user: Optional[str]
+    username: Optional[str]
 
     @root_validator(pre=True)
     def _initial_validation(cls, values):
diff --git a/supervisord/datadog_checks/supervisord/data/conf.yaml.example b/supervisord/datadog_checks/supervisord/data/conf.yaml.example
index fae491fa99c3c..4b45b3f94856d 100644
--- a/supervisord/datadog_checks/supervisord/data/conf.yaml.example
+++ b/supervisord/datadog_checks/supervisord/data/conf.yaml.example
@@ -37,15 +37,15 @@ instances:
     #
     # socket: <SOCKETFILE_PATH>
 
-    ## @param user - string - optional
+    ## @param username - string - optional
     ## Required only if a username is configured.
     #
-    # user: <USERNAME>
+    # username: <USERNAME>
 
-    ## @param pass - string - optional
+    ## @param password - string - optional
     ## Required only if a password is configured.
     #
-    # pass: <PASSWORD>
+    # password: <PASSWORD>
 
     ## @param proc_regex - list of strings - optional
     ## Regex pattern[s] matching the names of processes to monitor.
diff --git a/supervisord/datadog_checks/supervisord/supervisord.py b/supervisord/datadog_checks/supervisord/supervisord.py
index b759c8515ed55..4392d9e9065a1 100644
--- a/supervisord/datadog_checks/supervisord/supervisord.py
+++ b/supervisord/datadog_checks/supervisord/supervisord.py
@@ -62,6 +62,11 @@
 
 class SupervisordCheck(AgentCheck):
     def check(self, instance):
+        if instance.get('user'):
+            self._log_deprecation('_config_renamed', 'user', 'username')
+        if instance.get('pass'):
+            self._log_deprecation('_config_renamed', 'pass', 'password')
+
         server_name = instance.get('name')
 
         if not server_name or not server_name.strip():
@@ -163,8 +168,8 @@ def check(self, instance):
     @staticmethod
     def _connect(instance):
         sock = instance.get('socket')
-        user = instance.get('user')
-        password = instance.get('pass')
+        user = instance.get('user') or instance.get('username')
+        password = instance.get('pass') or instance.get('password')
         if sock is not None:
             host = instance.get('host', DEFAULT_SOCKET_IP)
             transport = supervisor.xmlrpc.SupervisorTransport(user, password, sock)