decease vs starve

decease is a noun but starve is not a noun.

Word	Noun	Adjective	Verb	Adverb
decease	Yes	No	Yes	No
starve	No	No	Yes	No

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

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

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

decease (noun)	starve (noun)
the event of dying or departure from life

decease (verb)	starve (verb)
pass from physical life and lose all bodily attributes and functions necessary to sustain life	be hungry; go without food
	have a craving, appetite, or great desire for
	die of food deprivation
	deprive of food
	deprive of a necessity and cause suffering