Answer: intrepid

AnswerCrossword Clue
INTREPIDDoughty
intrepidfearless (without fear)
intrepidfearless
INTREPIDValiant
INTREPIDBy yacht
INTREPIDCourageous and daring
INTREPIDDaring
INTREPIDStout
INTREPIDNot afraid of wrong diner tip (8)
INTREPIDAmerica's Cup challenger
INTREPIDResolutely fearless
INTREPIDWinner of America's Cup: 1967, 1970
INTREPIDDauntless
INTREPID"A Man Called ..."
INTREPIDVery brave
INTREPIDUnafraid
INTREPIDAmerica's Cup winner.
INTREPIDU.S. carrier, Gemini 3 pickup, March, 1965.
INTREPIDFearless.
INTREPIDVery brave.
INTREPIDDecatur's ship.
INTREPIDBritish warship, sunk to blockade Zeebrugge, 1918.
INTREPIDDauntless.
INTREPIDDaring.
INTREPIDCourageous
INTREPIDLike Fearless Fosdick
INTREPIDApollo 12's "fearless" lunar module
INTREPIDFearless