unrouged lips.    From Wordnet, Princeton University. 

Where were the subdued twin-sets and skirts, the unrouged lips?.    From Wordnik.com.  [the dirty duck]

Her hair was a little tangled now, her face was pale and unrouged.    From Wordnik.com.  [When the Lion Feeds]

As she looked at herself in the glass before leaving the room she smiled for pleasure that she was unpowdered and unrouged, not pausing, in her exalted mood, to wonder whether she would have faced the daylight so.    From Wordnik.com.  [Secret Bread] Reference

For months, Raoul had observed her moping about the Upper West Side in sneakers, paint-spattered sweatshirts, and denim skirts, unrouged lips so pendulous in their pout she could have picked pennies off the street without bending over.    From Wordnik.com.  [Skinny Legs and All]

It was not long before Susan would have as soon thought of issuing forth with her body uncovered as with her lips unrouged.    From Wordnik.com.  [Susan Lenox: Her Fall and Rise] Reference

Loeb, with red circles round her very black eyes, and her unrouged face rather blotched, sat in one of the second-floor-front rooms of a double buff-brick house on Washington Boulevard, hunched up in a red-velvet chair, chin cupped in palm, and gazing, through perfectly adjusted.    From Wordnik.com.  [Humoresque A Laugh on Life with a Tear Behind It] Reference