diff --git a/datasette/cli.py b/datasette/cli.py
index 71bbc3538c..12ee92c35b 100644
--- a/datasette/cli.py
+++ b/datasette/cli.py
@@ -540,7 +540,7 @@ def serve(
     # Run the "startup" plugin hooks
     asyncio.get_event_loop().run_until_complete(ds.invoke_startup())
 
-    # Run async sanity checks - but only if we're not under pytest
+    # Run async soundness checks - but only if we're not under pytest
     asyncio.get_event_loop().run_until_complete(check_databases(ds))
 
     if get:
diff --git a/datasette/facets.py b/datasette/facets.py
index 9d95d0f378..250734fdcd 100644
--- a/datasette/facets.py
+++ b/datasette/facets.py
@@ -304,7 +304,7 @@ async def suggest(self):
                 )
                 types = tuple(r[0] for r in results.rows)
                 if types in (("array",), ("array", None)):
-                    # Now sanity check that first 100 arrays contain only strings
+                    # Now check that first 100 arrays contain only strings
                     first_100 = [
                         v[0]
                         for v in await self.ds.execute(
diff --git a/datasette/views/base.py b/datasette/views/base.py
index 94f547876a..1a03b97f20 100644
--- a/datasette/views/base.py
+++ b/datasette/views/base.py
@@ -281,7 +281,7 @@ async def as_csv(self, request, database, hash, **kwargs):
             )
             request.scope = new_scope
         if stream:
-            # Some quick sanity checks
+            # Some quick soundness checks
             if not self.ds.setting("allow_csv_stream"):
                 raise BadRequest("CSV streaming is disabled")
             if request.args.get("_next"):