Answer:

lines

AnswerCrossword Clue
LINESStage set?
LINESThings to memorize
LINESUnderstudy's study
LINESDialogue
LINESPlay makeup
LINESCounter formations
LINESSee 61-Down
LINESActors speak them
LINESScript
LINESDialogue units
LINESReasons for some delays
LINESThey comprise a part
LINESAirport inconveniences
LINESBotox targets
LINESPrompters' utterances
LINESResult of ruling
LINESSome memorization
LINESWords for actors
LINESCome-ons
LINESPost offices have them