[UN-1 12.] Lack of suspicion or suspiciousness.
1792. W. Roberts, Looker-on, No. 10 (1794), I. 134. In such a case the vanquished has nothing to shame him, unless truth and unsuspicion can do it.
a. 1849. H. Coleridge, Ess. (1851), I. 315. A calm unsuspicion, a grave taking of the matter for granted.
1876. Annie Thomas, Blotted out, xxv. I fear that Sydney, in his unsuspicion, will be readily won.