indifference
(noun)
noun
1. unbiased impartial unconcern
Definition categories: feeling, unconcern
2. apathy demonstrated by an absence of emotional reactions
Similar word(s): emotionlessness, impassiveness, impassivity, phlegm, stolidity, unemotionality
Definition categories: feeling, apathy
3. the trait of lacking enthusiasm for or interest in things generally
Similar word(s): apathy, numbness, spiritlessness
Definition categories: attribute, passiveness, passivity
4. the trait of remaining calm and seeming not to care; a casual lack of concern
Similar word(s): nonchalance, unconcern
Definition categories: attribute, carefreeness