noun
Conflict
Noise
discord denotes disagreement or lack of concord and may imply quarreling between persons, clashing qualities in things, dissonance in sound, etc.; strife stresses the struggle to win in a conflict or disagreement; contention suggests verbal strife as expressed in argument, controversy, dispute, etc.; dissension implies difference of opinion, usually suggesting contention between opposing groups in a body
See discord in American Heritage Dictionary 4 Synonyms
See discord in Webster's New World Roget's A-Z Thesaurus II
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