Answer: SITUP

AnswerCrossword Clue
SITUPWhat to do before taking notice.
SITUPTummy tightener
SITUPPay attention
SITUPDelay bedtime
SITUPBasic exercise unit
SITUPCertain exercise
SITUP... and take notice
SITUPKind of exercise
SITUPWatch the late show
SITUPBe startled: Colloq.
SITUPNo-hands exercise
SITUPPay attention.
SITUPExhibit surprise: Colloq.
SITUPKeep late hours.
SITUPCommand to a dog.
SITUP... and take notice!
SITUPWhat Late Late Show viewers do.
SITUPExhibit interest: Colloq.
SITUPShow surprise.
SITUPCommon ab exercise
situpan exercise for the stomach
situpexercise in which a person lies flat on the back, lifts the torso to a sitting position, and then lies flat again without changing the position of the legs: formerly done with the legs straight but now usually done with the knees bent
SITUPTummy toughener
SITUPAbs-working exercise
SITUPGym rep
SITUPGym iteration
SITUPExercise
SITUPPromote good posture
SITUPCommand to a poodle.
SITUPExercise bit
SITUPAbs worker
SITUPRise partly
SITUPStomach strengthener
SITUPCrunch
SITUPGet out of a slump?
SITUPStomach tightener
SITUPExercise unit
SITUP"Pay attention!"
SITUPAbs exercise unit
SITUPWorkout exercise