The story
- Old English · derived fromġeolu“yellow”
- Old English · inherited fromġeolca
- Middle English · inherited fromyolke
- English todayyolk
From Middle English yolke, yelke, ȝolke, ȝelke, from Old English ġeolca, ġeoloca, ġioleca (“the yellow part, yolk”), derived from Old English ġeolu (“yellow”) + -ca (diminutive suffix).
Etymology from Wiktionary, CC BY-SA 4.0.