Whimsical is a related term of flighty.
As adjectives the difference between whimsical and flighty
is that whimsical is given to whimsy; capricious; odd; peculiar; playful; light-hearted or amusing while flighty is given to unplanned and silly ideas or actions.
whimsical
English
Adjective
(
en adjective)
Given to whimsy; capricious; odd; peculiar; playful; light-hearted or amusing.
Synonyms
* See also
Derived terms
* whimsical sex
flighty
English
Adjective
(er)
Given to unplanned and silly ideas or actions.