" inharmonious "

1: not being in agreement or harmony;

  * e.g., " ... the inn bans young children because the owners believe that they are inharmonious with the quiet atmosphere other guests desire "

•  Synonyms : 

•  clashing,

•  conflicting,

•  disagreeing,

•  discordant,

•  discrepant,

•  incompatible,

•  incongruous,

•  inconsistent,

•  inconsonant,

•  mutually exclusive,

•  repugnant

•  Antonyms : 

•  accordant,

•  agreeing,

•  compatible,

•  concordant,

•  conformable (to),

•  congruent,

•  congruous,

•  consistent,

•  consonant,

•  correspondent (with or to),

•  harmonious,

•  nonconflicting

2: marked by or producing a harsh combination of sounds;

  * e.g., " ... a deliberately inharmonious piece of music in the modern idiom "

•  Synonyms : 

•  cacophonous,

•  discordant,

•  dissonant,

•  unmelodious,

•  unmusical,

•  unvocal

•  Antonyms : 

•  harmonious,

•  harmonizing,

•  melodious,

•  musical