wary vs shy

wary is not a noun while shy is a noun.

Word	Noun	Adjective	Verb	Adverb
wary	No	Yes	No	No
shy	Yes	Yes	Yes	No

wary (noun)	shy (noun)
	a quick throw

wary (adjective)	shy (adjective)
marked by keen caution and watchful prudence	lacking self-confidence
openly distrustful and unwilling to confide	short
	wary and distrustful; disposed to avoid persons or things

wary (verb)	shy (verb)
	throw quickly
	start suddenly, as from fright