Answer: sibling

AnswerCrossword Clue
SIBLINGAny one of the "Little Women," relatively
SIBLINGKin
SIBLINGFamily member
SIBLINGChild.
SIBLINGBrother or sister
SIBLINGBrother, e.g.
SIBLINGHousehold rival
siblingone who has the same parents as another, also SIB, SIBB
siblingEach of two or more children or offspring having one or both parents in common; a brother or sister