Stern
Part of speech: adjective
Definition: having a hardness and severity of nature or manner grim and forbidding in appearance
Part of speech: noun
Definition: The rear part or after end of a ship or vessel.
Example sentence: I don't perceive my role as a newsman at all. I'm a comedian from stem to stern. You can cut me open and count the rings of jokes.
Rump
Part of speech: noun
Definition: the hindquarters of an animal; a cut of beef or veal from the rumpthe buttocksremnant, as in rump parliament