Finnish Etymology rivo + -sti Pronunciation IPA(key): /ˈriʋostiˣ/, [ˈriʋo̞s̠ti(ʔ)] Rhymes: -iʋosti Syllabification(key): ri‧vos‧ti Adverb rivosti (comparative rivommin, superlative rivoimmin) obscenely, bawdily, profanelyWikiwand - on Seamless Wikipedia browsing. On steroids.