cruciferous vs botany

cruciferous is not a noun while botany is a noun.

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

cruciferous (noun)	botany (noun)
	the branch of biology that studies plants
	all the plant life in a particular region or period

cruciferous (adjective)	botany (adjective)
of or relating to or belonging to the plant family Cruciferae