Antonyms of adj riotous

3 senses of riotous

Sense 1
exuberant, lush, luxuriant, profuse, riotous -- (produced or growing in extreme abundance; "their riotous blooming")

INDIRECT (VIA abundant) -> scarce -- (deficient in quantity or number compared with the demand; "fresh vegetables were scarce during the drought")

Sense 2
disruptive, riotous, troubled, tumultuous, turbulent -- (characterized by unrest or disorder or insubordination; "effects of the struggle will be violent and disruptive"; "riotous times"; "these troubled areas"; "the tumultuous years of his administration"; "a turbulent and unruly childhood")

INDIRECT (VIA unquiet) -> quiet -- (characterized by an absence or near absence of agitation or activity; "a quiet life"; "a quiet throng of onlookers"; "quiet peace-loving people"; "the factions remained quiet for almost 10 years")

Sense 3
debauched, degenerate, degraded, dissipated, dissolute, libertine, profligate, riotous, fast -- (unrestrained by convention or morality; "Congreve draws a debauched aristocratic society"; "deplorably dissipated and degraded"; "riotous living"; "fast women")

INDIRECT (VIA immoral) -> moral -- (concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles; "moral sense"; "a moral scrutiny"; "a moral lesson"; "a moral quandary"; "moral convictions"; "a moral life")

Similarity of adj riotous

3 senses of riotous

Sense 1
exuberant, lush, luxuriant, profuse, riotous -- (produced or growing in extreme abundance; "their riotous blooming")
       => abundant (vs. scarce) -- (present in great quantity; "an abundant supply of water")

Sense 2
disruptive, riotous, troubled, tumultuous, turbulent -- (characterized by unrest or disorder or insubordination; "effects of the struggle will be violent and disruptive"; "riotous times"; "these troubled areas"; "the tumultuous years of his administration"; "a turbulent and unruly childhood")
       => unquiet (vs. quiet) -- (characterized by unrest or disorder; "unquiet days of riots"; "following the assassination of Martin Luter King ours was an unquiet nation"; "spent an unquiet night tossing and turning")

Sense 3
debauched, degenerate, degraded, dissipated, dissolute, libertine, profligate, riotous, fast -- (unrestrained by convention or morality; "Congreve draws a debauched aristocratic society"; "deplorably dissipated and degraded"; "riotous living"; "fast women")
       => immoral (vs. moral) -- (deliberately violating accepted principles of right and wrong)