|ən+ adjective
Etymology: un- (I) + suspected, past participle of suspect
1. : not being suspected
observing unsuspected all their secret plottings
2. : not regarded or considered suspiciously
remaining unsuspected as the head of the spy ring
3. : not known to exist : unexpected , unknown
saw myriads of minute living creatures, the existence of which had hitherto been unsuspected — R.W.Miner
things obscurely felt surged up from unsuspected depths in her — Edith Wharton
unsuspected turnings in roadways — Ludwig Lewisohn