Answer:

cis

AnswerCrossword Clue
CISLead-in to gender
CISLead-in to male or female
CISPrefix with gender
CISModern prefix with gender
CISPrefix with gendered
CISOrg. created right after the cold war
CISU.S.S.R.'s successor
CISPost-cold war inits.
CISU.S.S.R. successor
CISSuccessor org. to the U.S.S.R.
CISSuccessor to the U.S.S.R.