unsightly
adjective /ʌnˈsaɪtli/
  /ʌnˈsaɪtli/
- not pleasant to look at synonym ugly- an unsightly scar
- unsightly factories
 Extra Examples- She had unsightly red blotches on her face.
- There were unsightly marks on the walls caused by damp.
- It was an area of unsightly derelict buildings.
 Oxford Collocations DictionaryUnsightly is used with these nouns:- birthmark
- blemish