basidiomycetous vs botany

basidiomycetous is not a noun while botany is a noun.

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

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

basidiomycetous (adjective)	botany (adjective)
pertaining to or characteristic of fungi of the class Basidiomycetes