acheMy legs are still aching from my run yesterday.
stingHis cheeks stung from the aftershave he'd just put on.
smartThe smoke was thick, making her eyes smart.
rubThe clothing is cleverly stitched to prevent the seams rubbing anywhere.
act upWhen my rib starts acting up, I have to stop playing.
play upUKinformalMy left knee has been playing up again.