usual vs familiar

usual is not a noun while familiar is a noun.

Word	Noun	Adjective	Verb	Adverb
usual	No	Yes	No	No
familiar	Yes	Yes	No	No

usual (noun)	familiar (noun)
	a spirit (usually in animal form) that acts as an assistant to a witch or wizard
	a person attached to the household of a high official (as a pope or bishop) who renders service in return for support
	a friend who is frequently in the company of another

usual (adjective)	familiar (adjective)
occurring or encountered or experienced or observed frequently or in accordance with regular practice or procedure	well known or easily recognized
commonly encountered	within normal everyday experience; common and ordinary; not strange
	having mutual interests or affections; of established friendship
	(usually followed by `with') well informed about or knowing thoroughly