“+ adjective
Etymology: Middle English unchekked, from un- (I) + chekked, cheked, past participle of chekken, cheken to check
1. : not checked : not curbed or hindered : unrestrained
a harmonious development that continued unchecked for more than fifty years — American Guide Series: Maine
unchecked extravagance
2. obsolete : not contradicted
it lives there unchecked that Antonio hath a ship of rich lading wrecked — Shakespeare