ROISTER /ˈɹɔɪstə(ɹ)/ Scrabble 7 Words With Friends 7 Definition verb engage in boisterous, drunken merrymaking. — synonyms: carouse, riot Anagrams of ROISTER rioters See all 104 words you can make from ROISTER → 7-letter words Words starting with R Words ending with R ← Unscramble different letters