unsettled vs drifting

unsettled is not a noun while drifting is a noun.

Word	Noun	Adjective	Verb	Adverb
unsettled	No	Yes	No	No
drifting	Yes	Yes	No	No

unsettled (noun)	drifting (noun)
	aimless wandering from place to place

unsettled (adjective)	drifting (adjective)
not settled or established	continually changing especially as from one abode or occupation to another
still in doubt
not yet settled
subject to change