- capriciousness, unpredictability - the quality of being guided by sudden unpredictable impulses
--1 is a kind of inconstancy, changefulness
- volatility, unpredictability - the trait of being unpredictably irresolute; "the volatility of the market drove many investors away"
--2 is a kind of irresoluteness, irresolution
- unpredictability - lacking predictability
--3 is a kind of uncertainty, uncertainness
Antonyms: predictability