후보candidate; candidacy 보완supplementation 보조help; subsidy 보조원assistant 보조적being supplementary 보조적supplementary; auxiliary 후보자candidate 후보지candidate; proposed site 보강reinforcement; supplementation 보격complement case

충전filling in; filling up 충전기battery charger 불충분insufficiency; deficiency; shortage 충당replenishment; supplement 충만being full; being filled; overflow 충분조건sufficient condition 충실being substantial; being full; being solid 충원supplement of personnel; recruits 충일overflow; being full 충전recharging