Antonyms of adj unsuspicious

1 sense of unsuspicious

Sense 1
unsuspecting, unsuspicious -- (not suspicious; "deceiving the unsuspecting public")

INDIRECT (VIA trustful) -> distrustful -- (having or showing distrust; "a man of distrustful nature"; "my experience...in other fields of law has made me distrustful of rules of thumb generally"- B.N.Cardozo; "vigilant and distrustful superintendence"- Thomas Jefferson)

Similarity of adj unsuspicious

1 sense of unsuspicious

Sense 1
unsuspecting, unsuspicious -- (not suspicious; "deceiving the unsuspecting public")
       => trustful (vs. distrustful), trusting -- (inclined to believe or confide readily; full of trust; "great brown eye, true and trustful"- Nordhoff & Hall)