Reverse Dictionary: INHARMONIOUS

ADJECTIVES
► ABSONANT harsh, inharmonious; fig. discordant or abhorrent to reason, nature, etc; unreasonable,  unnatural → 1564
► ABSONOUS out of tune, inharmonious; fig. incongruous, absurd, unreasonable → 1622 obs.
► ABSURD in music: inharmonious, jarring, out-of-tune → 1617 obs.
► JANGLY harsh-sounding, inharmonious, discordant → a1800
► UNACCORDING inharmonious → 1398 obs.

NOUNS
► ABSURDITY in music: lack of harmony, untunefulness → 1674 obs.

VERBS
► IMMODULATE to do a thing without due proportion; to be inharmonious → 1623 obs.