Evidently a compound with 녘 (nyeok, “around the time of”) as its second component; the first part may be 져물— (jyeomul-, “to get dark”) (> modern 저물— (jeomul-)), 지— (ji-, “(of the sun) to set”), or 뎌 (dyeo, “that”) (> modern 저 (jeo)).
저녁 • (jeonyeok)
- 저녁 일곱 시에 ― jeonyeok ilgop sie ― at seven p.m. (lit. "in the evening")
- evening meal; supper; dinner
- (evening meal): 아침 (achim, “breakfast”)
- (evening): 오후 (ohu, “p.m.”)