Antonyms of adj humorous

1 sense of humorous

Sense 1
humorous (vs. humorless), humourous -- (full of or characterized by humor; "humorous stories"; "humorous cartoons"; "in a humorous vein")

humorless (vs. humorous), humourless, unhumorous -- (lacking humor; "it was a humorless wink; a wink of warning"- Truman Capote)
        => sobersided -- (completely lacking in humor or lightness of touch; "choreography that was sobersided and sententious"; "a play with a sobersided social message")
        => po-faced -- (humorless and disapproving)
        => unfunny -- (not funny; especially failing to achieve the intended humor; "a very unfunny joke")

Similarity of adj humorous

1 sense of humorous

Sense 1
humorous (vs. humorless), humourous -- (full of or characterized by humor; "humorous stories"; "humorous cartoons"; "in a humorous vein")
       => bantering, facetious, tongue-in-cheek -- (cleverly amusing in tone; "a bantering tone"; "facetious remarks"; "tongue-in-cheek advice")
       => buffoonish, clownish, clownlike, zany -- (like a clown; "a buffoonish walk"; "a clownish face"; "a zany sense of humor")
       => amusing, comic, comical, funny, laughable, mirthful, risible -- (arousing or provoking laughter; "an amusing film with a steady stream of pranks and pratfalls"; "an amusing fellow"; "a comic hat"; "a comical look of surprise"; "funny stories that made everybody laugh"; "a very funny writer"; "it would have been laughable if it hadn't hurt so much"; "a mirthful experience"; "risible courtroom antics")
       => droll -- (comical in an odd or whimsical manner; "a droll little man with a quiet tongue-in-cheek kind of humor")
       => dry, ironic, ironical, wry -- (humorously sarcastic or mocking; "dry humor"; "an ironic remark often conveys an intended meaning obliquely"; "an ironic novel"; "an ironical smile"; "with a wry Scottish wit")
       => farcical, ludicrous, ridiculous -- (broadly or extravagantly humorous; resembling farce; "the wild farcical exuberance of a clown"; "ludicrous green hair")
       => Gilbertian -- (wildly comic and improbable as in Gilbert and Sullivan operas; "a Gilbertian world people with foundlings and changelings"- T.C.Worsley)
       => hilarious, screaming (prenominal), uproarious -- (marked by or causing boisterous merriment or convulsive laughter; "hilarious broad comedy"; "a screaming farce"; "uproarious stories")
       => jesting, jocose, jocular, joking -- (characterized by jokes and good humor)
       => killing, sidesplitting -- (very funny; "a killing joke"; "sidesplitting antics")
       => seriocomic, seriocomical -- (mixing the serious with the comic with comic predominating; "a seriocomic novel")
       => slapstick -- (characterized by horseplay and physical action; "slapstick style of humor")
       => tragicomic, tragicomical -- (having pathetic as well as ludicrous characteristics; "her life...presented itself to me as a tragicomical adventure"--Joseph Conrad)
       => waggish -- (witty or joking; "Muskrat Castle as the house has been facetiously named by some waggish officer"- James Fenimore Cooper)
       => witty -- (combining clever conception and facetious expression; "his sermons were unpredictably witty and satirical as well as eloquent")
          Also See-> pleasing#1