unsuspicion en · NOUN
Etymology
From un- + suspicion.
Meanings
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(uncountable) Lack of suspicion.
He had counted upon blindness, the unsuspicion of perfect confidence; but a passive, conscious conformity such as this--The thing was unbelievable, providential, too unnaturally good to last.
1907, Will Lillibridge, Where the Trail Divides:But the half-light of the room was a very obliging ally against such unsuspicion as her son's.
1914, Leroy Scott, No. 13 Washington Square: