"Discord" is a word in ENGLISH

To disagree; to be discordant; to jar; to clash; not to
suit.

Union of musical sounds which strikes the ear harshly
or disagreeably, owing to the incommensurability of the vibrations
which they produce; want of musical concord or harmony; a chord
demanding resolution into a concord.

Want of concord or agreement; absence of unity or
harmony in sentiment or action; variance leading to contention and
strife; disagreement; -- applied to persons or to things, and to
thoughts, feelings, or purposes.