강적formidable enemy 적enemy 필적being equal; being comparable; rival 난적difficult enemy 대적confrontation; match 무적invincibility 숙적old foe 연적love rival 외적foreign enemy; enemy from outside 적개심hostility

대답answer; reply 대화dialogue; conversation; talk 반대opposite; contrary 대립opposition; confrontation; conflict 대비comparison; contrast 대비being prepared; preparation 대상자candidate; recipient; subject 대응response 대조comparison 대책measure; action

중심center 인심human nature; heart 민심public sentiment 결심decision; resolution; determination 관심interest; attention 점심lunch 점심시간lunchtime 조심caution; carefulness 중심center 핵심key; core; center