adjective Etymology: Middle English calu bald, from Old English; akin to Old High German kalo bald, Old Church Slavic golŭ bare Date: 1580 lacking adult sophistication ; immature , ~ness noun
CALLOW
Meaning of CALLOW in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012