How do you say religion in Korean?
— 종교 (jonggyo); 종교

Examples of category for religion in Korean
brother형제 (hyeongje); 형님 (hyeongnim); 오빠 (obba); 동생 (dongsaeng); 아우 (au)
clean깨끗한 (kkaekkeuthan)
devil악마 (angma); (aggwi)
die주사위 (jusawi)
hell지옥 (jiok)
watch시계 (sigye)
Specialized synonyms for religion in Korean
church교회 (gyohoe)