adjective Date: circa 1635 not involved ; not having any part or interest, not anxious or upset ; free of worry, see: indifferent ~ly adverb ~ness noun
UNCONCERNED
Meaning of UNCONCERNED in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012