overcredulityn.

c1625 J. Smith Hist. Bermudaes (1882) 208 Some other perticulers ther wer in them also that liked them not, as the ouer-credulitie he perceiued among most of them,..dealeinge to giue information.

1688 Pulpit-sayings 22 An over-credulity in matters of Piety and Devotion.

1694 Philos. Trans. (Royal Soc.) 18 22 I cannot choose but take notice in this place, of some People's over-credulity.

1767 ‘A. Barton’ Disappointment p. iii The moral shews the folly of an over credulity and desire of money, and how apt men are (especially old men) to be unwarily drawn into schemes where there is but the least shadow of gain.

1827 W. Scott Let. 14 Sept. (1936) X. 210 I have been guilty of over-credulity in attaching more weight to General Gourgaud's evidence than it deserves.

1852 Internat. Mag. Feb. 198/2 In taking the version of it by the last [author], we shall run least risk of being imposed on by over-credulity.

1902 J. Gairdner Hist. Eng. Church 16th Cent. (1903) viii. 146 After the nun's confession the Marchioness..was compelled to seek the king's pardon..for over-credulity in listening to her.

1997 Courier-Mail (Brisbane) (Nexis) 5 Apr. 8 The entire thesis of Afrocentrism rests on a single sentence by Herodotus, which she demonstrates was almost certainly the result of a bit of overcredulity on the part of the great father of historians.