insensible vs anesthetic

insensible is not a noun while anesthetic is a noun.

Word	Noun	Adjective	Verb	Adverb
insensible	No	Yes	No	No
anesthetic	Yes	Yes	No	No

insensible (noun)	anesthetic (noun)
	a drug that causes temporary loss of bodily sensations

insensible (adjective)	anesthetic (adjective)
incapable of physical sensation	relating to or producing insensibility
barely able to be perceived	characterized by insensibility
unresponsive to stimulation
unaware of or indifferent to