perish vs abort

perish is not a noun while abort is a noun.

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

As verbs, abort is a hyponym of perish; that is, abort 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
abort: cease development, die, and be aborted

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

perish (noun)	abort (noun)
	the act of terminating a project or procedure before it is completed

perish (verb)	abort (verb)
pass from physical life and lose all bodily attributes and functions necessary to sustain life	terminate a pregnancy by undergoing an abortion
	cease development, die, and be aborted
	terminate before completion