dissonance

Nouns

(n) a conflict of people's opinions or actions or characters disagreement, dissension,
(n) the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience
- modern music is just noise to me
noise, racket,
(n) disagreeable sounds

Synonyms

disagreement dissension noise racket

Antonyms

accord agreement harmony

Words of close approximity

dissonant