Webster's Revised Unabridged Dictionary · 1913

Capricious

Capricious (kȧ*prish"us) , adjective

[Compare French capricieux, Italian capriccioso.]

Governed or characterized by caprice; apt to change suddenly; freakish; whimsical; changeable.
Capricious poet. — Shakespeare
Capricious humor. — Hugh Miller
A capricious partiality to the Romish practices. — Hallam