suspect

v

1. doubt, disbelieve, be skeptical or suspicious, distrust, mistrust; harbor suspicions, Inf. smell a rat, smell something rotten, have one's doubts, not bet on.

2. surmise, guess, hazard a guess, conjecture, infer; imagine, fancy, think, opine, theorize, believe, wonder; suppose, postulate, assume, presume, hypothesize; divine, have a sneaking suspicion, intuit, have a clue.

adj

3. open to or under suspicion, suspicious, questionable, not believed, not trusted, doubted; sneaky, furtive, shady, hiding something