apogamous vs phytology

apogamous is not a noun while phytology is a noun.

Word	Noun	Adjective	Verb	Adverb
apogamous	No	Yes	No	No
phytology	Yes	No	No	No

apogamous (noun)	phytology (noun)
	the branch of biology that studies plants

apogamous (adjective)	phytology (adjective)
of or relating to the development of an embryo in the absence of fertilization