off vs archaicism

off is not a noun while archaicism is a noun.

Word	Noun	Adjective	Verb	Adverb
off	No	Yes	Yes	Yes
archaicism	Yes	No	No	No

off (noun)	archaicism (noun)
	the use of an archaic expression

off (adjective)	archaicism (adjective)
not in operation or operational
(of events) no longer planned or scheduled
not performing or scheduled for duties
in an unpalatable state
below a satisfactory level

off (verb)	archaicism (verb)
kill intentionally and with premeditation

off (adverb)	archaicism (adverb)
at a distance in space or time
from a particular thing or place or position (`forth' is obsolete)
no longer on or in contact or attached