autophytic vs botany

autophytic is not a noun while botany is a noun.

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

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

autophytic (adjective)	botany (adjective)
of or relating to organisms (as green plants) that can make complex organic nutritive compounds from simple inorganic sources by photosynthesis