From Wiktionary, the free dictionary
From grinta + -oso.
- IPA(key): /ɡrinˈto.zo/, (traditional) /ɡrinˈto.so/
- Rhymes: -ozo, (traditional) -oso
- Hyphenation: grin‧tó‧so
grintoso (feminine grintosa, masculine plural grintosi, feminine plural grintose)
- gritty, resolute, determined