birthmark, bleb, blemish, blister, bulla, check, cicatrix, comedo, crack, crater, craze, defacement, defect, deformation, deformity, disfiguration, disfigurement, distortion, fault, flaw, freckle, hemangioma, hickey, keloid, kink, lentigo, milium, mole, needle scar, nevus, pimple, pit, pock, pockmark, port-wine mark, port-wine stain, pustule, rift, scab, scar, scratch, sebaceous cyst, split, strawberry mark, sty, track, twist, verruca, vesicle, wale, warp, wart, weal, welt, wen, whitehead