trunk vs rump

trunk and rump both are nouns.

Word	Noun	Adjective	Verb	Adverb
trunk	Yes	No	No	No
rump	Yes	No	No	No

trunk (noun)	rump (noun)
a long flexible snout as of an elephant	the part of an animal that corresponds to the human buttocks
luggage consisting of a large strong case used when traveling or for storage	the fleshy part of the human body that you sit on
compartment in an automobile that carries luggage or shopping or tools	fleshy hindquarters; behind the loin and above the round
the body excluding the head and neck and limbs
the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber