hump vs couple

hump and couple both are nouns.

Word	Noun	Adjective	Verb	Adverb
hump	Yes	No	Yes	No
couple	Yes	No	Yes	No

As verbs, couple is a hypernym of hump; that is, couple is a word with a broader meaning than hump:

Other hypernyms of hump include copulate, mate, pair.

hump (noun)	couple (noun)
something that bulges out or is protuberant or projects from its surroundings	a pair who associate with one another
	a pair of people who live together
	(physics) something joined by two equal and opposite forces that act along parallel lines
	two items of the same kind
	a small indefinite number

hump (verb)	couple (verb)
have sexual intercourse with	engage in sexual intercourse
round one's back by bending forward and drawing the shoulders forward	link together
	bring two objects, ideas, or people together
	form a pair or pairs