Verbs.

Shivering, quivering, squirming, shaking, moaning, gasping, screaming, wiggling, begging, whispering, loving, grasping, pulling, yanking, biting, scratching, slapping, choking, gagging, spanking, thrusting, filling, pinching, crying, blushing, breathing (barely), bruising, commanding, licking, kissing, delighting, dripping, entering, exploding, grinning, gripping, groaning, grinding, guiding, hugging, impaling, kneeling, melting, needing, pleasing, playing, caressing, releasing, satisfying, screaming, squeaking, squealing, squeezing, stretching, sucking, taming, tasting, teasing, tempting, touching, tugging, twisting, using, wanting, whining, and fucking.