dubious
🇺🇸
/ˈduːbiəs/
🇬🇧
/ˈdjuːbiəs/
unsure or doubtful about something
She felt dubious about trusting the stranger's offer.
likely not honest or trustworthy
The deal seemed dubious because the seller avoided questions.
probably not good or positive
Winning the dubious title of messiest room was not something to celebrate.