discord
noun
1. lack of agreement or harmony
Similar word(s): strife
Definition categories: state, disorder
2. disagreement among those expected to cooperate
Similar word(s): dissension
Definition categories: communication, disagreement
3. a harsh mixture of sounds
Similar word(s): discordance
Definition categories: attribute, dissonance
4. strife resulting from a lack of agreement
Similar word(s): discordance