Nonchalant about Nonchalant about antonyms If you know antonyms for Nonchalant about, then you can share it. Suggest antonym for Nonchalant about Nonchalant about synonyms indifferent uninterested unconcerned about apathetic about apathetic towards uncaring about casual about offhand about uninterested in uninvolved in uninvolved with Full list of synonyms (19)
