unattractive

US /ˌʌn.əˈtræk.tɪv/
UK /ˌʌn.əˈtræk.tɪv/
"unattractive" picture
1.

not pleasing or appealing to the eye or mind

:
•
The old building was quite unattractive.
•
His rude behavior made him very unattractive.
:
uglyhideousplainunappealingrepulsive
:
attractivebeautifulcharmingappealinghandsome