1) Hill in South Korea 2) Hill of South Korea 3) Mountain of Gyeonggi Province 4) Mountain of South Korea 5) Mountain in South Korea 6) Mountain in Asia 7) Mountain of Asia 8) Peak in South Korea 9) Peak of South Korea 10) Prominence of South Korea 11) Prominence in South Korea Found on https://www.crosswordclues.com/clue/gwangdeoksan