diff --git a/cspell.config.cjs b/cspell.config.cjs
new file mode 100644
index 000000000..f7e434766
--- /dev/null
+++ b/cspell.config.cjs
@@ -0,0 +1,30 @@
+const { banWords } = require('cspell-ban-words');
+
+module.exports = {
+  version: '0.2',
+  language: 'en',
+  files: ['**/*.{ts,tsx,js,jsx,md,mdx}'],
+  enableFiletypes: ['mdx'],
+  ignoreRegExpList: [
+    // ignore markdown anchors such as [modifyRsbuildConfig](#modifyrsbuildconfig)
+    '#.*?\\)',
+  ],
+  ignorePaths: [
+    'dist',
+    'dist-*',
+    'compiled',
+    'coverage',
+    'doc_build',
+    'node_modules',
+    'pnpm-lock.yaml',
+  ],
+  flagWords: banWords,
+  dictionaries: ['dictionary'],
+  dictionaryDefinitions: [
+    {
+      name: 'dictionary',
+      path: './scripts/dictionary.txt',
+      addWords: true,
+    },
+  ],
+};
diff --git a/package.json b/package.json
index 398401e00..cf243d103 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,8 @@
     "build": "cross-env NX_DAEMON=false nx run-many -t build --exclude @examples/* --parallel=10",
     "build:examples": "cross-env NX_DAEMON=false nx run-many -t build --projects @examples/* --parallel=10",
     "check-dependency-version": "check-dependency-version-consistency .",
-    "lint": "biome check . --diagnostic-level=warn",
+    "check-spell": "npx cspell",
+    "lint": "biome check . --diagnostic-level=warn && pnpm run check-spell",
     "prebundle": "nx run-many -t prebundle",
     "prepare": "pnpm run build && simple-git-hooks",
     "sort-package-json": "npx sort-package-json \"packages/*/package.json\"",
@@ -29,6 +30,7 @@
     "@modern-js/module-tools": "^2.53.0",
     "check-dependency-version-consistency": "^4.1.0",
     "cross-env": "^7.0.3",
+    "cspell-ban-words": "^0.0.3",
     "nano-staged": "^0.8.0",
     "nx": "^19.3.0",
     "prettier": "^3.3.2",
diff --git a/packages/core/src/config.ts b/packages/core/src/config.ts
index 7cfab1aa1..35ac2bdc3 100644
--- a/packages/core/src/config.ts
+++ b/packages/core/src/config.ts
@@ -100,7 +100,7 @@ export async function createInternalRsbuildConfig(): Promise<RsbuildConfig> {
   });
 }
 
-export function convertLibConfigtoRsbuildConfig(
+export function convertLibConfigToRsbuildConfig(
   libConfig: LibConfig,
   rsbuildConfig: RsbuildConfig,
 ): RsbuildConfig {
@@ -157,7 +157,7 @@ export async function composeCreateRsbuildConfig(
       internalRsbuildConfig,
     );
 
-    return convertLibConfigtoRsbuildConfig(libConfig, mergedRsbuildConfig);
+    return convertLibConfigToRsbuildConfig(libConfig, mergedRsbuildConfig);
   });
 
   return composedRsbuildConfig;
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4970b2409..0de95c2d4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -20,6 +20,9 @@ importers:
       cross-env:
         specifier: ^7.0.3
         version: 7.0.3
+      cspell-ban-words:
+        specifier: ^0.0.3
+        version: 0.0.3
       nano-staged:
         specifier: ^0.8.0
         version: 0.8.0
@@ -1459,6 +1462,9 @@ packages:
     resolution: {integrity: sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==}
     engines: {node: '>= 8'}
 
+  cspell-ban-words@0.0.3:
+    resolution: {integrity: sha512-Q7ZO16DFWEP8Vv5CJ63LG95/FomTuxB6WvKhvGUDE3L2hiYl7n2fH+0qoSXL5C3zH6NRPQT4rDS66t1Pi/fILA==}
+
   cssesc@3.0.0:
     resolution: {integrity: sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==}
     engines: {node: '>=4'}
@@ -4385,6 +4391,8 @@ snapshots:
       shebang-command: 2.0.0
       which: 2.0.2
 
+  cspell-ban-words@0.0.3: {}
+
   cssesc@3.0.0: {}
 
   csv-generate@3.4.3: {}
diff --git a/scripts/dictionary.txt b/scripts/dictionary.txt
new file mode 100644
index 000000000..6a9d9706b
--- /dev/null
+++ b/scripts/dictionary.txt
@@ -0,0 +1,119 @@
+# Custom Dictionary Words
+antd
+apng
+applescript
+atrules
+biomejs
+brotli
+browserslistrc
+bundleless
+caniuse
+chunkhash
+Chunktmp
+classname
+codegen
+codesandbox
+compat
+consolas
+contentful
+corejs
+corepack
+craco
+crossorigin
+datauri
+deepmerge
+docgen
+envinfo
+estree
+facti
+filenaming
+flac
+flexbox
+flexbugs
+fnames
+frontends
+fullhash
+gzipped
+icss
+idents
+iife
+imagex
+jfif
+jiti
+jscpuprofile
+jsesc
+koppers
+lightningcss
+liyincode
+longpaths
+manypkg
+mattcompiles
+menlo
+microfrontend
+microfrontends
+modularly
+napi
+nolyfill
+ntqry
+onclosetag
+onopentag
+ontext
+osascript
+outro
+pageerror
+pathinfo
+pcss
+perfetto
+picocolors
+pjpeg
+pluggable
+pmmmwh
+postcssrc
+preact
+prebundle
+preflights
+prefresh
+preprocessors
+pxtorem
+rebranded
+rolldown
+rsbuild
+rsdoctor
+rsfamily
+rslib
+rslog
+rspack
+rspress
+selfsign
+selfsigned
+sirv
+sokra
+speedscope
+srcset
+stacktracey
+styl
+stylex
+subdir
+subpage
+subresource
+subresources
+svgr
+swcrc
+systemjs
+tailwindcss
+taze
+templating
+transpiling
+treeshaking
+tsbuildinfo
+tsdoc
+unocss
+unpatch
+unplugin
+unshift
+upath
+vitest
+vnode
+watchpack
+webm
+webp