As adjectives the difference between unpredictable and flighty
is that unpredictable is unable to be predicted while flighty is given to unplanned and silly ideas or actions.
As a noun unpredictable
is an unpredictable thing.
unpredictable
English
Derived terms
* unpredictability
* unpredictableness
* unpredictably
* unpredicted
Noun
(
en noun)
An unpredictable thing.
flighty
English
Adjective
(er)
Given to unplanned and silly ideas or actions.