perish vs famish

perish and famish both are verbs.

Word	Noun	Adjective	Verb	Adverb
perish	No	No	Yes	No
famish	No	No	Yes	No

As verbs, famish is a hyponym of perish; that is, famish is a word with a more specific, narrower meaning than perish:

perish: pass from physical life and lose all bodily attributes and functions necessary to sustain life
famish: die of food deprivation

Other hyponyms of perish include abort, asphyxiate, stifle, suffocate, buy it, pip out, drown, predecease, starve, fall, succumb, yield.

perish (verb)	famish (verb)
pass from physical life and lose all bodily attributes and functions necessary to sustain life	be hungry; go without food
	die of food deprivation
	deprive of food