Italian Etymology From collina + -oso. Pronunciation IPA(key): /kol.liˈno.zo/, (traditional) /kol.liˈno.so/ Rhymes: -ozo, (traditional) -oso Hyphenation: col‧li‧nó‧so Adjective collinoso (feminine collinosa, masculine plural collinosi, feminine plural collinose) (relational) hill; hilly Synonym: collinare Derived terms collinositàWikiwand - on Seamless Wikipedia browsing. On steroids.