Antonyms of adj mistrustful

1 sense of mistrustful

Sense 1
leery, mistrustful, suspicious, untrusting, wary -- (openly distrustful and unwilling to confide)

INDIRECT (VIA distrustful) -> trustful, trusting -- (inclined to believe or confide readily; full of trust; "great brown eye, true and trustful"- Nordhoff & Hall)

Similarity of adj mistrustful

1 sense of mistrustful

Sense 1
leery, mistrustful, suspicious, untrusting, wary -- (openly distrustful and unwilling to confide)
       => distrustful (vs. trustful) -- (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)