Word parts onion + -y Pronunciation IPA (key): /ˈʌn.jəni/ Audio (UK)(file) Adjective Positive oniony Comparative onionier Superlative onioniest Positive oniony Comparative more oniony Superlative most oniony If something is oniony, it smells or tastes like onion. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads