Words similar to cat-flap

Example sentences for: cat-flap

How can you use “cat-flap” in a sentence? Here are some example sentences to help you improve your vocabulary:

A cat-hole or cat-flap is the entry and exit site in a door for a household's cat, the difference being that a cat-hole is merely a hole in the door, whereas a cat-flap is hinged to swing to and fro and close the opening automatically.