Definition of facetious :
1. Characterized by wit and pleasantry; exciting laughter; as, a facetious story or reply.
2. Given to wit and good humor; merry; sportive; jocular; as, a facetious companion.
jocose, farcical, indecorous, flippant, sprightly, not serious, salty, flip, joshing, jocund, kidding, sportive, laughter, study at witty, quippish, irreverent, light, fanciful, whimsical, punning, jokey, putting one on, amusing, quizzical, merry, laughable, ironic, humourous, tongue-in-cheek, ludicrous, epigrammatic, bantering, wisecracking, capering, wry, satirical, ridiculous, pleasant, jolly, playful, comedic, jesting, trifling, humorous, pert
witty (part of speech: adjective)
funny, brilliant, droll, ingenious, dry, subtle, smart, astute, waggish, sparkling, foxy, wily, tricky, shrewd, pithy, canny, sarcastic, urbane, witty, adroit, comical, pointed, intelligent, sharp, scintillating, inventive, joking, clever, quick-witted, cunning, crafty, quick, sophisticated, sly, resourceful, artful, jocular, scurrilous, deft
- He thought for a minute, but his next remark was wholly facetious. - "The Window at the White Cat", Mary Roberts Rinehart.
- The facetious had a trick of calling the wreck Inkerman. - "The Card, A Story Of Adventure In The Five Towns", Arnold Bennett.
- When Lord Helmstone said that- which, in the way of facetious persons secure from criticism, he did a great many times- a colour like a girl's would sometimes overspread Ranny's face, in spite of the implication being so little of a novelty. - "My Little Sister", Elizabeth Robins.