Synonyms for Playful:

adj.

amusing (adjective)
entertaining, relaxing, Light-hearted, amusing, refreshing, pleasing, beguiling, Distracting, delightful, fun, hilarious, jolly, charming, enthralling, stimulating, rollicking, diverting, jocular, frivolous, recreational, merry.
arch (adjective)
roguish.
elfin (adjective)
elfish, devilish, rascally, prankish.
elfish (adjective)
puckish.
facetious (adjective)
comic, funny, jocular, amusing, wry, humorous, frivolous.
frisky (adjective)
active, kittenish.
funny (adjective)
jolly, priceless, hysterical, entertaining, hilarious, diverting.
gay (adjective)
animated.
impish (adjective)
impish, elvish.
lively (adjective)
jaunty.
playful (adjective)
frolicsome, prankish, frisky, elvish, coltish, lively, rollicking, puckish, jaunty, merry, impish, whimsical, waggish, joking, spirited, sportive, teasing, comical, mischievous.

n.

animated, energetic, lively, vigorous, active, dynamic, vital, alive. humorous, priceless, work, comic, wry, waggish, hysterical. frolicsome (noun)
happy, spirited, jaunty.
humorous (noun)
funny, comical, joking, whimsical.
playful (noun)
frisky, elfin, frolicsome, rascally, sportive, mischievous, rollicking, puckish, devilish, mocking, elvish, elfish, playing, prankish, frolicky, coltish, quizzical, impish, implike, teasing, roguish, kittenish, pixilated.

Other synonyms:

priceless, whimsical, humorous, funny, happy, comical. comic, wry. hysterical. debonair
jaunty.
humorous
waggish.
Other relevant words:
elvish, happy, work, waggish, hysterical, impish, lively, comic, energetic, playing, alive, funny, devilish, frolicsome, animated, frisky, implike, spirited, pixilated, coltish, elfish, puckish, wry, mocking, quizzical, frolicky, jaunty, vigorous, prankish, vital, teasing, priceless, mischievous, humorous, kittenish, elfin, roguish, whimsical, rascally, active, dynamic, joking, sportive, comical.

Usage examples for playful

  1. They were all thoroughly at home and perfectly contented now, and Phil had chained the last one down, except the baby elephant, that usually was left free to do as it pleased, providing it did not get too playful – The-Circus-Boys-Across-the-Continent-or-Winning-New-Laurels-on-the-Tanbark by Darlington, Edgar B. P.
  2. Kollomietzev smiled good- naturedly; he could not help entering into the playful mood of his amiable hostess. – Virgin Soil by Ivan S. Turgenev
  3. Nothing playful nothing pleasant, nothing with a track of smiles; nothing which a friend could like, and laugh at him for having. – Lorna Doone, A Romance of Exmoor by R. D. Blackmore