Answer:

BOW

AnswerCrossword Clue
BOWAcknowledge the applause
BOWArrow's go-with
BOWCourteous gesture
BOWFiddle stick
BOWAccept the ovation
BOWAcknowledge applause
BOWGift topper
BOWIsaac Stern's stick
BOWWindow style
BOW"It" girl, Clara
BOWPackage finisher
BOWOne may be taken after a concert
BOWShow fealty, in a way
BOWSalaam
BOWFrigate's front
BOWCurtain call
BOWSubmit
BOWFinal act on stage?
BOWBend over forward
BOWViolist's need
BOWApplause acknowledgment
BOWCurtain call ender
BOWBend over forwards
BOWGift adornment
BOWGift decoration
BOWRespond to an ovation
BOWWrap session creation
BOWStem at sea
BOWKatniss's weapon in "The Hunger Games"
BOWActress Clara
BOWCellist's need
BOWPresent decoration
BOWSherwood shooter
BOWCurtain call response
BOWSomething to fiddle with
BOWCurtsy
BOWCurtsy companion
BOWItzhak Perlman might take one or use one
BOWArrow twanger
BOWArrow launcher