risky vs risk

risky is not a noun while risk is a noun.

Word	Noun	Adjective	Verb	Adverb
risky	No	Yes	No	No
risk	Yes	No	Yes	No

risky (noun)	risk (noun)
	a venture undertaken without regard to possible loss or injury
	the probability of being exposed to an infectious agent
	the probability of becoming infected given that exposure to an infectious agent has occurred
	a source of danger; a possibility of incurring loss or misfortune

risky (adjective)	risk (adjective)
involving risk or danger
not financially safe or secure

risky (verb)	risk (verb)
	expose to a chance of loss or damage
	take a risk in the hope of a favorable outcome