a. 1. Not confident; diffident; wanting confidence or thrust; modest; as, distrustful of ourselves, of one's powers. [ 1913 Webster ]
Distrustful sense with modest caution speaks. Pope. [ 1913 Webster ]
2. Apt to distrust; suspicious; mistrustful. Boyle.
-- Dis*trust"ful*ly, adv. -- Dis*trust"ful*ness, n. [ 1913 Webster ]