riotous C2+ Topic:Describing Qualities US /ˈraɪətəs/ UK /ˈraɪətəs/ See IPA manual Meanings 1 adj marked by wild disorder, or boisterously merry The crowd erupted in riotous laughter at the joke. Thesaurus Synonyms 1 adj · marked by wild disorder, or... unrulydisorderlyrowdyboisteroustumultuouswilduproarious ↔ Opposites orderlycalmpeacefulsedaterestrained Word family Forms riotously Derived forms riotouslyriotousness Related forms riotriotingrioter Etymology AI details From Old French riotos, from riote ('dispute, quarrel'), of uncertain origin, possibly imitative or from Latin rugire ('to roar'). riote Old French View etymology graph -> Topics Describing Qualities Word Formation & Derivatives External links Cambridge Dictionary Wiktionary Google Images # riotous **Type:** Word **Level:** C2+ **Part of speech:** adj **IPA (US):** /ˈraɪətəs/ **IPA (UK):** /ˈraɪətəs/ ## Meanings 1. marked by wild disorder, or boisterously merry ## Examples - The crowd erupted in riotous laughter at the joke. ## Synonyms - unruly - disorderly - rowdy - boisterous - tumultuous - wild - uproarious ## Antonyms - orderly - calm - peaceful - sedate - restrained ## Derived Forms - riotously - riotousness ## Related Forms - riot - rioting - rioter ## Roots and Affixes - Root: riote ## Etymology From Old French riotos, from riote ('dispute, quarrel'), of uncertain origin, possibly imitative or from Latin rugire ('to roar'). ## AI Etymology Riotous is from Old French riotos, from riote ('dispute, quarrel'), of uncertain origin, possibly imitative or from Latin rugire ('to roar'). Important recorded forms include riote (Old French). Its deeper history remains uncertain, with proposed links left as possibilities rather than a single settled derivation. The current sense covers marked by wild disorder, or boisterously merry. The wider family includes derived forms such as riotously and riotousness and related words such as riot, rioting, and rioter. ## Topics - Describing Qualities - Word Formation & Derivatives markdown