chanciest

Adjective

chancy (comparative chancier, superlative chanciest)

1. Uncertain; risky; hazardous.
   • In winter steam contributes a fairly high proportion of its tractive effort, say 15 per cent, to heating the train. Diesels have at the moment separate oil-fired boilers which are somewhat chancy affairs, and only electric locomotives grab unlimited power for heating which does not affect their...1960 April, G. F. Fiennes, “Unpunctuality - the cause and the cure”, in Trains Illustrated, page 244

   Synonyms:

   dicey, iffy

2. Subject to chance; random.
3. (colloquial, dated) Lucky; bringing good luck.
   • His haggard gaze swept this way and that, seeking possible succour where reason told him there could be no succour; and then as his vision pieced together this outjutting architectural feature and that into a coherent picture of his immediate surroundings he knew where he was. The one bit of chancy...1919, Irvin S. Cobb, The Life of the Party, page 49

See all 5 meanings of chancy