Hi lizzie - it's helpful to people without the puzzle that want to help you if you always include the full clue, number of letters & any you've placed :-)
That said -
36a Stops, deflects or seizes on the way from one place to another (10)
Sorry, we can't find any related questions. Try using the search bar at the top of the page to search for some keywords, or choose a topic and submit your own question.