The story
- Old English · inherited fromwynsumness“pleasantness, agreeableness, delight”
- Middle English · inherited fromwinsomnesse
- English todaywinsomeness
Inherited from Middle English winsomnesse, wynsumnesse, from Old English wynsumness (“pleasantness, agreeableness, delight”), equivalent to winsome + -ness.
Etymology from Wiktionary, CC BY-SA 4.0.