Dictionary.com Word of the Day - glabrous: without hairs or projections; smooth.
Let's use it in a sentence!
While Heff sat on the patio, his glabrous forehead reflected sunlight into the eyes of drivers passing close by.
'wA-w&rd - adjective
1 : following one's own capricious, wanton, or depraved inclinations : Ungovernable
2 : following no clear principle or law : Unpredictable
3 : opposite to what is desired or expected : Untoward