" excrescence "

1: an abnormal mass of tissue;

  * e.g., " ... concerned about the weird excrescence that seemed to be developing on his hand "

•  Synonyms : 

•  excrescency,

•  growth,

•  lump,

•  neoplasm,

•  tumor

•  Antonyms : 

• (N/A)

2: something that spoils the appearance or completeness of a thing;

  * e.g., " ... local residents regard the hulking apartment building as a hideous excrescence on their once-lovely street "

•  Synonyms : 

•  blemish,

•  blight,

•  blotch,

•  defect,

•  deformity,

•  disfigurement,

•  excrescency,

•  fault,

•  flaw,

•  imperfection,

•  mar,

•  mark,

•  pockmark,

•  scar

•  Antonyms : 

• (N/A)