ㅚ
외 (oe)
Usually said like “we” in “wet,” despite looking like o + i.
StrokesWrite ㅗ, then a vertical line to its right.
Easy to confuseㅙ — ㅙ (wae) sounds nearly the same; 왜 is “why,” 외 is “outside/foreign.”
Examples
회사
hoesa
company
외국
oeguk
foreign country
열쇠
yeolsoe
key