botany vs coma

botany and coma both are nouns.

Word	Noun	Adjective	Verb	Adverb
botany	Yes	No	No	No
coma	Yes	No	No	No

botany (noun)	coma (noun)
the branch of biology that studies plants	a state of deep and often prolonged unconsciousness; usually the result of disease or injury
all the plant life in a particular region or period	(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed
	(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)