arthrosporous vs arthrospore

arthrosporous is not a noun while arthrospore is a noun.

Word	Noun	Adjective	Verb	Adverb
arthrosporous	No	Yes	No	No
arthrospore	Yes	No	No	No

arthrosporous (noun)	arthrospore (noun)
	one of a string of thick walled vegetative resting cells formed by some algae and fungi
	a body that resembles a spore but is not an endospore; produced by some bacteria

arthrosporous (adjective)	arthrospore (adjective)
of or relating to arthrospores