adjective

dubious

DOO-bee-us/ˈduːbiəs/

Involving uncertainty or grounds for doubt.

The watch's claim to be gold looks dubious where its plating flakes away.

Person scrutinizes a gold-colored pocket watch whose plating is visibly flaking to gray metal, skeptical eyebrow and uncertain expression.
Etymology

Latin dubium, “doubt,” goes back to duo, “two,” with the image of being “of two minds.” Something dubious leaves you wavering over whether it is true or trustworthy.

In context

andrew gold | heretics.25:42
She was on very dubious social media accounts. Um you know, it wouldn't have taken rocket science to look at that and think, "She's not really somebody that we want in the prison service."
Prison Governor Reveals What It's Really Like Inside - Vanessa Frake

More examples

  • The report relies on statistics from a dubious source.
  • Their chances of winning look dubious after three straight losses.
  • He has the dubious honor of receiving the most complaints.

Forms

dubious

dubiously adverb — In a way that expresses doubt.

dubiousness noun — The quality of being uncertain or questionable.

Similar words

doubtful
Often stresses uncertainty rather than suspicion of dishonesty.
questionable
Emphasizes reasons to challenge something's quality, honesty, or acceptability.
suspicious
More strongly suggests that something dishonest or wrong is happening.