of uncertain outcome; especially fraught with risk; "an
extremely dicey future on a brave new world of liquid nitrogen, tar, and smog"- New Yorker Synonym(s):chancy, chanceful, dicey, dodgy
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Chanceful \Chance"ful\, a.
Hazardous. [Obs.] --Spenser.