the sound of clashing

disagreement or fight, often brief

(to cause (people, things) to be in) a state of disorder

disorder, confusion, mess

disagreement; quarrelling; (an example of) the state of not having harmony between notes etc sounded together

noise

very strong disagreement; a combination of notes that is discordant

disagreement

harmful competition between colleagues or rivals (especially in commerce or industry)

conflict, strife