협심증이 · 협심증을
angina (pectoris)
Example
계단을 오를 때 가슴이 아프면 협심증을 의심해 봐야 해요.
If your chest hurts when climbing stairs, you should suspect angina.
Word parts
협 narrow+심 heart+증 symptom
Literally 'narrow-heart condition' — the heart's vessels narrow.
Good to know
Pronounced [협씸쯩] with tensed consonants.