unsuspicious

Adjective

unsuspicious (comparative more unsuspicious, superlative most unsuspicious)

1. Not suspicious; not suspecting, unaware (of something).
   • […] he his guide requested
     (For so from such as nearer stood we heard),
     As over-tired, to let him lean awhile
     With both his arms on those two massy pillars,
     That to the arched roof gave main support.
     He unsuspicious led him; […]1671, John Milton, “Samson Agonistes, […]”, in Paradise Regain’d. A Poem. In IV Books. To which is Added, Samson Agonistes, London: […] J[ohn] M[acock] for John Starkey […], →OCLC, lines 1630-1635
   • Unsuspicious of her danger, the lamb’s throat will hardly shun thy knife!—O be not thou the butcher of my lambkin!1748, [Samuel Richardson], “Letter XXXIV”, in Clarissa. Or, The History of a Young Lady: […], volume I, London: […] S[amuel] Richardson; [a]nd sold by A[ndrew] Millar, […], →OCLC
2. Not arousing suspicion.
   • The skeletons in this sport’s hitherto unsuspicious closet belong to upward of a dozen top-notch show jumpers, all insured for $50,000 to $250,000, all killed by a hitman-for-hire in an insurance-fraud scheme perpetrated by some of the most sterling names in the business.1995 October 30, Robin Finn, “Horse Show; Equestrians Facing Competition and Lingering Scandal”, in The New York Times
   • The involvement of the adrenal gland can be accurately predicted by CT scans or MRI, allowing an adrenal sparing approach in the case of unsuspicious findings.2004, A. Heidenreich and V. Ravery, “Preoperative imaging in renal cell cancer,” Abstract, in World Journal of Urology, 22(5), November 2004