Answer: STERN

AnswerCrossword Clue
STERNViolinist who served as president of Carnegie Hall, 1960-2001
STERNBack of the canoe
STERNUnsmiling
STERNBack of a barque
STERNNot easily amused
STERNUncompromising
STERNUnstable "rents"?
STERNBack among sailors
STERNBow's opposite
STERNFar from lenient
STERNBack at sea?
STERNRear
STERNLike a ruler-wielding professor
STERNLike a demanding schoolmaster
STERNShip back?
STERNNo-nonsense
STERNOutboard motor location
STERNRigorous
STERNSevere
STERNBeloved violinist
sternthe rear part of a ship or boat
STERNPopeye's rear
STERNStrict
STERNViolinist Isaac
STERNAustere
STERNImus' rival
STERN"Private Parts" author
STERNExacting
STERN"Miss America" author
STERNAuthor of "Private Parts"
STERNLike some warnings
STERNIsaac or Howard
STERNVery serious
STERNLike disciplinarians
STERN"Fiddler on the Roof" violinist
STERNBack on the briny
STERNHarsh
STERNBack in the Navy
STERNPoop deck's place
STERNForbidding