[f. as prec. + -NESS.] The quality of being credulous; credulity.
1598. Grenewey, Tacitus Ann. (1603), 60. The night furthered their credulousnesse.
1599. Sandys, Europæ Spec. (1632), 64. Whose sex hath beene famous ever for devotion and credulousnesse.
a. 1729. S. Clarke, Serm., I. i. (R.). Beyond all credulity is the credulousness of atheists, who believe that chance could make the world.
1891. Spectator, 28 Feb., 303/1. He fell a victim to his own credulousness.