The story
- Old High German · derived fromkōsa
- Old Norse · derived fromkose
- Norwegian · derived fromkose
- Scots · derived fromcosie
- English todaycosy
From Scots cosie, from Old Scots colsie, but ultimate derivation is unknown. Possibly of North Germanic origin, such as Norwegian kose seg (“to have a cozy time”), from Old Norse kose sig, from koselig, koslig, perhaps ultimately from Old High German kōsa; see modern German kosen (“to cuddle”).
Words from the same roots
Etymology from Wiktionary, CC BY-SA 4.0.