Examples from the Web for unlined
She is almost five-foot-nine, and her shoulder-length blond hair frames an unlined, oval face.
Her eyes had widened as I talked, and now on her fresh, unlined face a wonder and a hunger grew.A Maid of the Kentucky Hills|Edwin Carlile Litsey
It was a large, clean, unlined face as clear and chubby as the face of a rugged healthy boy.The Hills of Desire|Richard Aumerle Maher
But he saw that the Armenian's face was unlined, his eyes clear.The Saracen: Land of the Infidel|Robert Shea