낙엽leaf fall 촌락village 추락falling; dropping; plunging 추풍낙엽fallen leaves in the fall 취락settlement; community 타락depravity; degradation 탈락being eliminated; failure 탈락자dropout; eliminated competitor 퇴락dilapidation; going to ruin 폭락plunge; nosedive

도착arrival 도착순order of arrival 도착지destination 정착settlement 침착calmness; coolness; composure 침착성composure; poise 토착being native; being indigenous; settling down 토착화naturalization; localization 흡착adhesion 고착fixity