Antonyms of noun unconcern

1 of 2 senses of unconcern

Sense 2
unconcern -- (a feeling of lack of concern)
       Antonym of concern (Sense 3)
      => concern -- (a feeling of sympathy for someone or something; "She felt strong concern for those less fortunate")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun unconcern

2 senses of unconcern

Sense 1
nonchalance, unconcern, indifference -- (the trait of remaining calm and seeming not to care; a casual lack of concern)
       => carefreeness -- (the trait of being without worry or responsibility)

Sense 2
unconcern -- (a feeling of lack of concern)
       => feeling -- (the experiencing of affective and emotional states; "she had a feeling of euphoria"; "he had terrible feelings of guilt"; "I disliked him and the feeling was mutual")