diff --git a/.github/workflows/reviewdog-markdown.yml b/.github/workflows/reviewdog-markdown.yml
index fb0c39fd9b..2adf74a3eb 100644
--- a/.github/workflows/reviewdog-markdown.yml
+++ b/.github/workflows/reviewdog-markdown.yml
@@ -37,3 +37,22 @@ jobs:
           language: en-US
           disabled_rules: "DOUBLE_PUNCTUATION,WORD_CONTAINS_UNDERSCORE,ARROWS,CURRENCY,DASH_RULE,EN_QUOTES"
           disabled_categories: "TYPOS,TYPOGRAPHY,STYLE"
+  textlint:
+    name: runner / textlint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Setup node/npm
+        uses: actions/setup-node@v3
+        with:
+          node-version: '16'
+      - name: Install textlint
+        run: |
+          make textlint/ci/install
+      - name: textlint-github-pr-review
+        uses: tsuyoshicho/action-textlint@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          reporter: github-pr-review
+          textlint_flags: "docs/**"
diff --git a/.prh.yaml b/.prh.yaml
new file mode 100644
index 0000000000..9a1b19deb0
--- /dev/null
+++ b/.prh.yaml
@@ -0,0 +1,151 @@
+version: 1
+# index: ann
+# index: clojure
+# index: docker
+# index: flamegraph
+# index: go
+# index: grafana
+# index: helm
+# index: jaeger
+# index: java
+# index: jupyter
+# index: knn
+# index: kubernetes
+# index: ngt
+# index: ngtd
+# index: node.js
+# index: onnx
+# index: pyroscope
+# index: python
+# index: qbg
+# index: sdk
+# index: uuid
+# index: vald
+rules:
+  - pattern: ann
+    expected: ANN
+    specs:
+      - from: planning
+        to: planning
+      - from: ann
+        to: ANN
+    options:
+      wordBoundary: true
+  - pattern: clojure
+    expected: Clojure
+    options:
+      wordBoundary: true
+  - pattern: docker
+    expected: Docker
+    options:
+      wordBoundary: true
+  - pattern: flamegraph
+    expected: Flamegraph
+    options:
+      wordBoundary: true
+  - pattern:
+      - Golang
+      - golang
+      - /go(?! to)/
+    expected: Go
+    options:
+      wordBoundary: true
+    specs:
+      - from: go
+        to: Go
+      - from: going
+        to: going
+      - from: go to
+        to: go to
+      - from: golang
+        to: Go
+      - from: algorithm
+        to: algorithm
+  - pattern: grafana
+    expected: Grafana
+    options:
+      wordBoundary: true
+  - pattern: helm
+    expected: Helm
+    options:
+      wordBoundary: true
+  - pattern: jaeger
+    expected: Jaeger
+    options:
+      wordBoundary: true
+  - pattern: java
+    expected: Java
+    options:
+      wordBoundary: true
+  - pattern:
+      - jupyter
+      - jupiter
+    expected: Jupyter
+    options:
+      wordBoundary: true
+  - pattern:
+      - knn
+      - KNN
+      - kNN
+    expected: _k_-NN
+    options:
+      wordBoundary: true
+  - pattern: 
+      - kubernetes
+      - k8s
+      - K8s
+    expected: Kubernetes
+    options:
+      wordBoundary: true
+  - pattern: ngt
+    expected: NGT
+    specs:
+      - from: length
+        to: length
+      - from: ngt
+        to: NGT
+    options:
+      wordBoundary: true
+  - pattern: ngtd
+    expected: NGTD
+    options:
+      wordBoundary: true
+  - pattern:
+      - node.js
+      - nodejs
+    expected: Node.js
+  - pattern:
+      - onnx
+      - ONNX
+    expected: ONNX
+    options:
+      wordBoundary: true
+  - pattern: pyroscope
+    expected: Pyroscope
+    options:
+      wordBoundary: true
+  - pattern: python
+    expected: Python
+    options:
+      wordBoundary: true
+  - pattern: qbg
+    expected: QBG
+    options:
+      wordBoundary: true
+  - pattern: sdk
+    expected: SDK
+    options:
+      wordBoundary: true
+  - pattern: uuid
+    options:
+      wordBoundary: true
+    expected: UUID
+  - pattern: vald
+    expected: Vald
+    options:
+      wordBoundary: true
+    specs:
+      - from: vald
+        to: Vald
+      - from: valdcli
+        to: valdcli
diff --git a/.textlintrc b/.textlintrc
new file mode 100644
index 0000000000..fd75be3eb5
--- /dev/null
+++ b/.textlintrc
@@ -0,0 +1,63 @@
+{
+  "rules": {
+    "en-spell": {
+        "personalDictionary": [
+          "changelog",
+          "clj",
+          "config",
+          "crd",
+          "docker",
+          "errgroup",
+          "fastime",
+          "github",
+          "godoc",
+          "goimports",
+          "golang",
+          "golangci",
+          "goroutine",
+          "grafana",
+          "helm",
+          "homebrew",
+          "http",
+          "https",
+          "idrequest",
+          "int32",
+          "jaeger",
+          "k3d",
+          "k3s",
+          "k8s",
+          "kubernetes",
+          "mevie",
+          "ngt",
+          "ngtd",
+          "onnx",
+          "operator",
+          "rerank",
+          "scalable",
+          "sdk",
+          "spotify",
+          "sptag",
+          "struct",
+          "subtest",
+          "uint32",
+          "unexported",
+          "upsert",
+          "uuid",
+          "uuid",
+          "vald",
+          "vectorize",
+          "vektor",
+          "wald",
+        ]
+    },
+    "prh": {
+      "rulePaths": [
+        ".prh.yaml"
+      ]
+    },
+    "write-good": {
+      "passive": false,
+      "thereIs": false
+    }
+  }
+}
diff --git a/Makefile b/Makefile
index 35b3929491..cea96de96c 100644
--- a/Makefile
+++ b/Makefile
@@ -356,7 +356,8 @@ tools/install: \
 	helm/install \
 	kind/install \
 	valdcli/install \
-	telepresence/install
+	telepresence/install \
+	textlint/install
 
 .PHONY: update
 ## update deps, license, and run golines, gofumpt, goimports
@@ -510,6 +511,11 @@ lint: vet
 vet:
 	$(call go-vet)
 
+.PHONY: docs/lint
+## run lint for document
+docs/lint:
+	textlint docs/**/*.md
+
 .PHONY: changelog/update
 ## update changelog
 changelog/update:
diff --git a/Makefile.d/tools.mk b/Makefile.d/tools.mk
index b9a41ed314..b9ab1baf85 100644
--- a/Makefile.d/tools.mk
+++ b/Makefile.d/tools.mk
@@ -97,3 +97,12 @@ $(BINDIR)/protoc:
 	unzip -o /tmp/protoc.zip -d /usr/local 'include/*'
 	rm -f /tmp/protoc.zip
 endif
+
+.PHONY: textlint/install
+textlint/install:
+	npm install -g textlint textlint-rule-en-spell textlint-rule-prh textlint-rule-write-good
+
+.PHONY: textlint/ci/install
+textlint/ci/install:
+	npm init -y
+	npm install --save-dev textlint textlint-rule-en-spell textlint-rule-prh textlint-rule-write-good