The story
- Middle English · inherited fromlullen“to lull”
- English todaylullaby
From Middle English lullen (“to lull”) + bye. First recorded c. 1560. Compare Old English bī, bī (“lullaby!”, interjection).
Words from the same roots
Middle Englishlullen all →
lull
Etymology from Wiktionary, CC BY-SA 4.0.