diff --git a/stompman/client.py b/stompman/client.py
index f9c77f51..f9f2f904 100644
--- a/stompman/client.py
+++ b/stompman/client.py
@@ -1,8 +1,9 @@
 import asyncio
-from collections.abc import AsyncGenerator, Callable, Coroutine
+from collections.abc import AsyncGenerator, Awaitable, Callable, Coroutine
 from contextlib import AsyncExitStack, asynccontextmanager
 from dataclasses import dataclass, field
 from functools import partial
+import inspect
 from ssl import SSLContext
 from types import TracebackType
 from typing import ClassVar, Literal, Self
@@ -144,7 +145,7 @@ async def subscribe(
         ack: AckMode = "client-individual",
         headers: dict[str, str] | None = None,
         on_suppressed_exception: Callable[[Exception, MessageFrame], None],
-        supressed_exception_classes: tuple[type[Exception], ...] = (Exception,),
+        suppressed_exception_classes: tuple[type[Exception], ...] = (Exception,),
     ) -> "Subscription":
         subscription = Subscription(
             destination=destination,
@@ -152,7 +153,7 @@ async def subscribe(
             headers=headers,
             ack=ack,
             on_suppressed_exception=on_suppressed_exception,
-            supressed_exception_classes=supressed_exception_classes,
+            suppressed_exception_classes=suppressed_exception_classes,
             _connection_manager=self._connection_manager,
             _active_subscriptions=self._active_subscriptions,
         )
diff --git a/stompman/connection.py b/stompman/connection.py
index 46f77933..cef86289 100644
--- a/stompman/connection.py
+++ b/stompman/connection.py
@@ -88,7 +88,7 @@ async def write_frame(self, frame: AnyClientFrame) -> None:
     async def _read_non_empty_bytes(self, max_chunk_size: int) -> bytes:
         while (  # noqa: ASYNC110
             chunk := await self.reader.read(max_chunk_size)
-        ) == b"":  # pragma: no cover (it defenitely happens)
+        ) == b"":  # pragma: no cover (it definitely happens)
             await asyncio.sleep(0)
         return chunk
 
diff --git a/stompman/subscription.py b/stompman/subscription.py
index 5a41639f..c6b3efbc 100644
--- a/stompman/subscription.py
+++ b/stompman/subscription.py
@@ -24,7 +24,7 @@ class Subscription:
     handler: Callable[[MessageFrame], Coroutine[None, None, None]]
     ack: AckMode
     on_suppressed_exception: Callable[[Exception, MessageFrame], None]
-    supressed_exception_classes: tuple[type[Exception], ...]
+    suppressed_exception_classes: tuple[type[Exception], ...]
     _connection_manager: ConnectionManager
     _active_subscriptions: ActiveSubscriptions
 
@@ -48,7 +48,7 @@ async def unsubscribe(self) -> None:
     async def _run_handler(self, *, frame: MessageFrame) -> None:
         try:
             await self.handler(frame)
-        except self.supressed_exception_classes as exception:
+        except self.suppressed_exception_classes as exception:
             if self._should_handle_ack_nack and self.id in self._active_subscriptions:
                 await self._connection_manager.maybe_write_frame(
                     NackFrame(
diff --git a/stompman/transaction.py b/stompman/transaction.py
index dd7417ef..3a8bd748 100644
--- a/stompman/transaction.py
+++ b/stompman/transaction.py
@@ -29,8 +29,8 @@ async def __aexit__(
             await self._connection_manager.maybe_write_frame(AbortFrame(headers={"transaction": self.id}))
             self._active_transactions.remove(self)
         else:
-            commited = await self._connection_manager.maybe_write_frame(CommitFrame(headers={"transaction": self.id}))
-            if commited:
+            committed = await self._connection_manager.maybe_write_frame(CommitFrame(headers={"transaction": self.id}))
+            if committed:
                 self._active_transactions.remove(self)
 
     async def send(
diff --git a/tests/test_subscription.py b/tests/test_subscription.py
index d8fb74ef..0867557a 100644
--- a/tests/test_subscription.py
+++ b/tests/test_subscription.py
@@ -38,7 +38,7 @@
 
 
 @pytest.mark.parametrize("ack", get_args(AckMode))
-async def test_client_subscribtions_lifespan_resubscribe(ack: AckMode, faker: faker.Faker) -> None:
+async def test_client_subscriptions_lifespan_resubscribe(ack: AckMode, faker: faker.Faker) -> None:
     connection_class, collected_frames = create_spying_connection(*get_read_frames_with_lifespan([CONNECTED_FRAME], []))
     client = EnrichedClient(connection_class=connection_class)
     sub_destination, message_destination, message_body = faker.pystr(), faker.pystr(), faker.binary(length=10)
@@ -78,7 +78,7 @@ async def test_client_subscribtions_lifespan_resubscribe(ack: AckMode, faker: fa
     )
 
 
-async def test_client_subscribtions_lifespan_no_active_subs_in_aexit(
+async def test_client_subscriptions_lifespan_no_active_subs_in_aexit(
     monkeypatch: pytest.MonkeyPatch, faker: faker.Faker
 ) -> None:
     monkeypatch.setattr(
@@ -109,7 +109,7 @@ async def test_client_subscribtions_lifespan_no_active_subs_in_aexit(
 
 
 @pytest.mark.parametrize("direct_error", [True, False])
-async def test_client_subscribtions_lifespan_with_active_subs_in_aexit(
+async def test_client_subscriptions_lifespan_with_active_subs_in_aexit(
     monkeypatch: pytest.MonkeyPatch,
     faker: faker.Faker,
     *,