Definition of whimsical:
queer, old-fashioned, archaic, tearaway, uncommon, variable, surprise, unprompted, grotesque, continue, amusing, antiquated, unusual, extraordinary, odd, plain, crotchety, quaint, curious, strange, dated, obsolete, inconstant, unstable, funny, temperamental, singular, imaginative, madcap, brainish, humorous, playful, hysterical, out, ludicrous, inconsistent, hotheaded, change, hilarious, wry, old-time, priceless, bizarre, mercurial, unpredictable, preposterous, low-tech, unsteady, ridiculous, primitive, unmatched, droll, fantastical, uncertain, old-world, freakish, anomalous, eccentric, unique, comic, driving, fancy, fantastic, laughable, impetuous, comical, ticklish, peculiar.
- capricious (part of speech: adjective)
- motiveless (part of speech: adjective)
- "Here and Hereafter", Barry Pain.
- "The Melting of Molly", Maria Thompson Daviess.
Annie and Mary had come to the kitchen door, Annie with her nose not much the worse for the blow, but with her pretty face very pale from the loss of blood, Mary with the whimsical expression that she always wore when she was taking mental notes of anyone whom she intended to imitate later on.- "Vacation with the Tucker Twins", Nell Speed.