aching
adjective
1 he had a stiff neck and an aching back:
painful, achy, sore, stiff, hurt, tender, uncomfortable, troublesome;
hurting, in pain, throbbing, pounding, twingeing;
smarting, gnawing, burning, tingling, stinging, agonizing, searing, feeling tender, feeling uncomfortable, giving someone trouble;
informal killing, playing someone up, giving someone gyp.