sketchy
adj.adj. something that feels unsafe, dishonest, or not quite right. You use this when you don't trust a person or a place.
adj. arousing suspicion or suggesting a lack of safety or honesty. Often used to describe environments or individuals that appear unreliable or potentially dangerous.
I didn't stay long because the neighborhood felt a bit sketchy.
The website looked sketchy, so I decided not to enter my credit card details.
While the initial proposal seemed sound, the lack of transparent financial records made the entire investment opportunity feel incredibly sketchy to the board of directors.
From sketch + -y. Extension of "brief, imperfect, unfinished" notion.
Typically follows a linking verb like 'feel', 'look', or 'seem'.