eonian vs permanent

eonian is not a noun while permanent is a noun.

Word	Noun	Adjective	Verb	Adverb
eonian	No	Yes	No	No
permanent	Yes	Yes	No	No

eonian (noun)	permanent (noun)
	a series of waves in the hair made by applying heat and chemicals

eonian (adjective)	permanent (adjective)
of or relating to a geological eon (longer than an era)	continuing or enduring without marked change in status or condition or place
continuing forever or indefinitely	not capable of being reversed or returned to the original condition