Definition of suspicious:
show-me, disputable, grave, distrustful, leery, dodgy, comic, problematic, questioning, mistrustful, jealous, queer, amusing, disturbing, debatable, uncommon, envious, rum, doubting, doubt, irregular, mistrust, wary, unconvinced, anxious, curious, trusting, questionable, worrying, serious, distressing, funny, unusual, laughable, different, undecided, fly-by-night, peculiar, common, distrust, take something with a grain/pinch of salt, suspicion, doubtable, uncertain, hinky, overt, dubitable, untrusting, odd, tense, stressful, singular, unsure, trustful, regular, fishy, alarming, louche, usual, equivocal, negativistic, severe, suspect, mirthful, shaky, suspecting, unsettled, comical, umbrageous, disbelieve, shady, rummy, trustless, risible, shadowy, shadowed.
- "The Rome Express", Arthur Griffiths.
- "Frank Among The Rancheros", Harry Castlemon.
- "The Light That Lures", Percy Brebner.