diff --git a/core/src/trezor/loop.py b/core/src/trezor/loop.py
index ddaa38b4e..655ab97ee 100644
--- a/core/src/trezor/loop.py
+++ b/core/src/trezor/loop.py
@@ -88,7 +88,7 @@ def finalize(task: Task, value: Any) -> None:
 
 def close(task: Task) -> None:
     """
-    Deschedule and unblock a task, close it so it can release all resources, and
+    Unschedule and unblock a task, close it so it can release all resources, and
     call its finalizer.
     """
     for iface in _paused:
@@ -101,7 +101,7 @@ def close(task: Task) -> None:
 def run() -> None:
     """
     Loop forever, stepping through scheduled tasks and awaiting I/O events
-    inbetween.  Use `schedule` first to add a coroutine to the task queue.
+    in between.  Use `schedule` first to add a coroutine to the task queue.
     Tasks yield back to the scheduler on any I/O, usually by calling `await` on
     a `Syscall`.
     """
@@ -150,19 +150,19 @@ def clear() -> None:
 
 def _step(task: Task, value: Any) -> None:
     """
-    Step through the task by sending `value` to `Task`. This can result in either:
+    Step through the task by sending value to it. This can result in either:
     1. The task raises an exception:
         a) StopIteration
-            - The Task is completed and we call finalize to finish it.
+            - The Task is completed and we call finalize() to finish it.
         b) Exception
-            - An error occurred. We still need to call finalize.
+            - An error occurred. We still need to call finalize().
     2. Task does not raise exception and returns either:
         a) Syscall
-            - Syscall.handle is called.
+            - Syscall.handle() is called.
         b) None
             - The Task is simply scheduled to continue.
         c) Something else
-            - That should not happen - error.
+            - This should not happen - error.
     """
     try:
         if isinstance(value, BaseException):
diff --git a/core/src/trezor/ui/__init__.py b/core/src/trezor/ui/__init__.py
index cbe31315f..8705b09bd 100644
--- a/core/src/trezor/ui/__init__.py
+++ b/core/src/trezor/ui/__init__.py
@@ -252,7 +252,7 @@ class Layout(Component):
     async def __iter__(self) -> ResultValue:
         """
         Run the layout and wait until it completes.  Returns the result value.
-        Usually not overriden.
+        Usually not overridden.
         """
         value = None
         try:
@@ -282,7 +282,7 @@ class Layout(Component):
         run this layout.  Tasks are executed in parallel.  When one of them
         returns, the others are closed and `create_tasks` is called again.
 
-        Usually overriden to add another task to the list."""
+        Usually overridden to add another tasks to the list."""
         return self.handle_input(), self.handle_rendering()
 
     def handle_input(self) -> loop.Task:  # type: ignore
diff --git a/core/src/usb.py b/core/src/usb.py
index b557241e2..d4bf6af88 100644
--- a/core/src/usb.py
+++ b/core/src/usb.py
@@ -11,8 +11,8 @@ iface_wire = io.WebUSB(
     ep_out=0x01,
 )
 
-# as the iface_vcp inteface needs 3 endpoints, we cannot use it simultaneously
-# with the iface_webauthn inteface.
+# as the iface_vcp interface can have at most 3 endpoints, we cannot use it simultaneously
+# with the iface_webauthn interface.
 if __debug__:
     # interface used for debug messages with trezor wire protocol
     iface_debug = io.WebUSB(