rolled vs phytology

rolled is not a noun while phytology is a noun.

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

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

rolled (adjective)	phytology (adjective)
rolled up and secured
especially of petals or leaves in bud; having margins rolled inward
uttered with a trill