Crossword clues for Core muscles 3 lettersAnswerClueABSCore musclesABSCore muscles, familiarlyABSSome core muscles, brieflyABSCore muscles, for shortABSCore muscle groupABSCore muscles, brieflyABSCore muscles, in briefABSCore training musclesABSMuscles worked by core trainingABSMuscles in the coreABSMuscles targeted in core workoutsLEGUPSExercises for one's core musclesTOMSWIFTY'I've been doing exercises to strengthen my core muscles,' Brendan said obliquely, e.g.SCARABSCore muscles in the Palmetto State?SITUPCore muscle exercise