adj. 25B6; adjective
inharmonious sounds : UNMELODIOUS, unharmonious, unmusical, tuneless, discordant, dissonant, off-key; harsh, grating, jarring, cacophonous; archaic absonant.
an inharmonious modern building : OUT OF PLACE, unsuitable, inappropriate, clashing, conflicting, incompatible, mismatched; jarring, discordant.
his relationships are inharmonious : ANTAGONISTIC, quarrelsome, argumentative, disputatious, cantankerous, confrontational, belligerent.
musical, fitting, congenial.