incubate vs multiply

incubate and multiply both are verbs.

Word	Noun	Adjective	Verb	Adverb
incubate	No	No	Yes	No
multiply	No	No	Yes	Yes

As verbs, multiply is a hypernym of incubate; that is, multiply is a word with a broader meaning than incubate:

incubate: sit on (eggs)
multiply: have offspring or produce more individuals of a given animal or plant

Other hypernyms of incubate include procreate, reproduce.

incubate (verb)	multiply (verb)
sit on (eggs)	have young (animals) or reproduce (organisms)
grow under conditions that promote development	have offspring or produce more individuals of a given animal or plant
	combine or increase by multiplication
	make multiple copies of
	combine by multiplication

incubate (adverb)	multiply (adverb)
	in several ways; in a multiple manner