Synonyms of the word 
UNPREPOSSESSING → UNATTRACTIVE - UNPRESENTABLE
unprepossessing
- adj. Unimpressive or unremarkable; dull and ordinary; nondescript.
unattractive
- adj. Not handsome or beautiful or appealing.
- adj. Lacking the power to attract interest.
- n. An aesthetically unattractive person.
unpresentable
- adj. Not presentable.
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