nub vs hump

nub and hump both are nouns.

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

As nouns, hump is a hypernym of nub; that is, hump is a word with a broader meaning than nub:

nub: a small lump or protuberance
hump: something that bulges out or is protuberant or projects from its surroundings

nub (noun)	hump (noun)
the choicest or most essential or most vital part of some idea or experience	something that bulges out or is protuberant or projects from its surroundings
a small piece
a small lump or protuberance

nub (verb)	hump (verb)
	have sexual intercourse with
	round one's back by bending forward and drawing the shoulders forward