callow
adjective /ˈkæləʊ/
/ˈkæləʊ/
(formal, disapproving)- young and without experience synonym inexperienced
- a callow youth
Oxford Collocations DictionaryCallow is used with these nouns:- youth
Word OriginOld English calu ‘bald’, of West Germanic origin, probably from Latin calvus ‘bald’. This was extended to mean ‘unfledged’, which led to the present sense ‘immature’.