fix spelling issues

4 files changed, 4 insertions, 4 deletions

diff --git a/packages/idb-bridge/src/bridge-idb.ts b/packages/idb-bridge/src/bridge-idb.ts
index 2b4602361..58cec8673 100644
--- a/packages/idb-bridge/src/bridge-idb.ts
+++ b/packages/idb-bridge/src/bridge-idb.ts
@@ -2512,7 +2512,7 @@ export class BridgeIDBTransaction
       this._db._upgradeTransaction = null;
     }
 
-    // All steps before happend synchronously.  Now
+    // All steps before happened synchronously.  Now
     // we asynchronously roll back the backend transaction,
     // if necessary/possible.
 
diff --git a/packages/idb-bridge/src/idb-wpt-ported/idbobjectstore-rename-store.test.ts b/packages/idb-bridge/src/idb-wpt-ported/idbobjectstore-rename-store.test.ts
index 40f4dda98..b60e932b9 100644
--- a/packages/idb-bridge/src/idb-wpt-ported/idbobjectstore-rename-store.test.ts
+++ b/packages/idb-bridge/src/idb-wpt-ported/idbobjectstore-rename-store.test.ts
@@ -206,7 +206,7 @@ test("WPT idbobjectstore-rename-store.html (subtest 3)", async (t) => {
       await checkStoreIndexes(
         t,
         store,
-        "The object store index should have the expected contens before " +
+        "The object store index should have the expected contents before " +
           "any renaming",
       );
       return database.close();
diff --git a/packages/idb-bridge/src/idbtypes.ts b/packages/idb-bridge/src/idbtypes.ts
index 7bd0eaaaa..fe9003d6d 100644
--- a/packages/idb-bridge/src/idbtypes.ts
+++ b/packages/idb-bridge/src/idbtypes.ts
@@ -128,7 +128,7 @@ export interface Event {
    */
   readonly currentTarget: EventTarget | null;
   /**
-   * Returns true if preventDefault() was invoked successfully to indicate cancelation, and false otherwise.
+   * Returns true if preventDefault() was invoked successfully to indicate cancellation, and false otherwise.
    */
   readonly defaultPrevented: boolean;
   /**
diff --git a/packages/idb-bridge/src/tree/b+tree.ts b/packages/idb-bridge/src/tree/b+tree.ts
index a45a98620..abe65e355 100644
--- a/packages/idb-bridge/src/tree/b+tree.ts
+++ b/packages/idb-bridge/src/tree/b+tree.ts
@@ -836,7 +836,7 @@ export default class BTree<K = any, V = any>
   /**
    * Scans and potentially modifies values for a subsequence of keys.
    * Note: the callback `onFound` should ideally be a pure function.
-   *   Specfically, it must not insert items, call clone(), or change
+   *   Specifically, it must not insert items, call clone(), or change
    *   the collection except via return value; out-of-band editing may
    *   cause an exception or may cause incorrect data to be sent to
    *   the callback (duplicate or missed items). It must not cause a