riotous Antonyms

not very funny unbusy nonoperating unfunny unproductive humourless unamusing all Sir Garnet encapsulate dribbling unoccupied slow-moving sobersided uncomic not funny at all not funny not amusing at all not busy funny as a crutch as funny as a crutch unsporting unhysterical unhumorous unengaged unemployed trickling staid humorless grave flat earnest depressive depressed dead boring abstemious abridge idle impassive inactive stagnant sluggish slack serious sedate recapitulate quiet lazy lame inoperative