정확accuracy 확보securing; obtaining; reserve 확인check; affirmation; confirmation; verification 부정확inaccuracy; incorrectness 불확실being uncertain; being unsure 확고부동firmness; solidity; determination 확답definite answer; clear answer 확률probability; chance 확립establishment; building; forging 확실성certainty; sureness

신호code; sign 신호등traffic light; traffic signal 통신communication; correspondence 미신superstition 발신mailing; sending; transmission 발신인addresser; sender 수신인addressee 신념belief; faith; conviction 신뢰trust; faith 신뢰감trust; faith