diff --git a/packages/compiler-core/src/babelUtils.ts b/packages/compiler-core/src/babelUtils.ts
index 738bf6ad353..e773015f90f 100644
--- a/packages/compiler-core/src/babelUtils.ts
+++ b/packages/compiler-core/src/babelUtils.ts
@@ -400,7 +400,7 @@ function isReferenced(node: Node, parent: Node, grandparent?: Node): boolean {
     case 'MetaProperty':
       return false
 
-    // yes: type X = { somePropert: NODE }
+    // yes: type X = { someProperty: NODE }
     // no: type X = { NODE: OtherType }
     case 'ObjectTypeProperty':
       return parent.key !== node
diff --git a/packages/compiler-ssr/src/transforms/ssrTransformComponent.ts b/packages/compiler-ssr/src/transforms/ssrTransformComponent.ts
index 609950040e7..e4cd2698d1b 100644
--- a/packages/compiler-ssr/src/transforms/ssrTransformComponent.ts
+++ b/packages/compiler-ssr/src/transforms/ssrTransformComponent.ts
@@ -51,7 +51,7 @@ import { isSymbol, isObject, isArray } from '@vue/shared'
 
 // We need to construct the slot functions in the 1st pass to ensure proper
 // scope tracking, but the children of each slot cannot be processed until
-// the 2nd pass, so we store the WIP slot functions in a weakmap during the 1st
+// the 2nd pass, so we store the WIP slot functions in a weakMap during the 1st
 // pass and complete them in the 2nd pass.
 const wipMap = new WeakMap<ComponentNode, WIPSlotEntry[]>()
 
diff --git a/packages/runtime-core/src/apiInject.ts b/packages/runtime-core/src/apiInject.ts
index 1cf5771c582..c5c47876cb3 100644
--- a/packages/runtime-core/src/apiInject.ts
+++ b/packages/runtime-core/src/apiInject.ts
@@ -49,7 +49,7 @@ export function inject(
   if (instance) {
     // #2400
     // to support `app.use` plugins,
-    // fallback to appContext's `provides` if the intance is at root
+    // fallback to appContext's `provides` if the instance is at root
     const provides =
       instance.parent == null
         ? instance.vnode.appContext && instance.vnode.appContext.provides
diff --git a/packages/runtime-core/src/apiSetupHelpers.ts b/packages/runtime-core/src/apiSetupHelpers.ts
index 64f5aa865f1..155c8cd19cc 100644
--- a/packages/runtime-core/src/apiSetupHelpers.ts
+++ b/packages/runtime-core/src/apiSetupHelpers.ts
@@ -111,14 +111,16 @@ export function defineEmits() {
  * instance properties when it is accessed by a parent component via template
  * refs.
  *
- * `<script setup>` components are closed by default - i.e. varaibles inside
+ * `<script setup>` components are closed by default - i.e. variables inside
  * the `<script setup>` scope is not exposed to parent unless explicitly exposed
  * via `defineExpose`.
  *
  * This is only usable inside `<script setup>`, is compiled away in the
  * output and should **not** be actually called at runtime.
  */
-export function defineExpose<Exposed extends Record<string, any> = Record<string, any>>(exposed?: Exposed) {
+export function defineExpose<
+  Exposed extends Record<string, any> = Record<string, any>
+>(exposed?: Exposed) {
   if (__DEV__) {
     warnRuntimeUsage(`defineExpose`)
   }
diff --git a/packages/runtime-core/src/compat/instance.ts b/packages/runtime-core/src/compat/instance.ts
index cc90395613d..01e6618d45b 100644
--- a/packages/runtime-core/src/compat/instance.ts
+++ b/packages/runtime-core/src/compat/instance.ts
@@ -128,7 +128,7 @@ export function installCompatInstanceProperties(map: PublicPropertiesMap) {
       // needed by many libs / render fns
       $vnode: i => i.vnode,
 
-      // inject addtional properties into $options for compat
+      // inject additional properties into $options for compat
       // e.g. vuex needs this.$options.parent
       $options: i => {
         const res = extend({}, resolveMergedOptions(i))
diff --git a/packages/runtime-core/src/vnode.ts b/packages/runtime-core/src/vnode.ts
index 059d8ba3a29..60ea0f718cf 100644
--- a/packages/runtime-core/src/vnode.ts
+++ b/packages/runtime-core/src/vnode.ts
@@ -623,7 +623,7 @@ export function cloneVNode<T, U>(
     shapeFlag: vnode.shapeFlag,
     // if the vnode is cloned with extra props, we can no longer assume its
     // existing patch flag to be reliable and need to add the FULL_PROPS flag.
-    // note: perserve flag for fragments since they use the flag for children
+    // note: preserve flag for fragments since they use the flag for children
     // fast paths only.
     patchFlag:
       extraProps && vnode.type !== Fragment
diff --git a/scripts/dev.js b/scripts/dev.js
index 621cbe63f05..a197ea21d8c 100644
--- a/scripts/dev.js
+++ b/scripts/dev.js
@@ -30,7 +30,7 @@ const outfile = resolve(
 )
 const relativeOutfile = relative(process.cwd(), outfile)
 
-// resolve extenrals
+// resolve externals
 // TODO this logic is largely duplicated from rollup.config.js
 let external = []
 if (!inlineDeps) {