'chancy' definitions:

Definition of 'chancy'

(from WordNet)
adjective
Of uncertain outcome; especially fraught with risk; "an extremely dicey future on a brave new world of liquid nitrogen, tar, and smog"- New Yorker [syn: chancy, chanceful, dicey, dodgy]
adjective
Subject to accident or chance or change; "a chancy appeal at best"; "getting that job was definitely fluky"; "a fluky wind"; "an iffy proposition" [syn: chancy, fluky, flukey, iffy]

Definition of 'chancy'

From: GCIDE
  • chancy \chancy\ adj.
  • 1. depending on chance.
  • Syn: chanceful, dicey, dodgy, hazardous, risky. [WordNet 1.5]
  • 2. subject to accident or chance or change.
  • Syn: fluky, flukey, iffy. [WordNet 1.5]