unprepossessing
/ˌʌnpriːpəˈzɛsɪŋ/
adjective
- Not attractive or appealing in appearance; plain or ordinary-looking.
- He was an unprepossessing man of average height and unremarkable features.
- The book's unprepossessing cover hid a thrilling story inside.
- The restaurant was unprepossessing from the outside, but the food inside was amazing.
Antonyms