The story
- Proto-West Germanic · inherited from*wunnjulīk“joyous”
- Old English · inherited fromwynlīċ“joyous”
- Middle English · inherited fromwinly
- English todaywinly
Inherited from Middle English winly, wynnelych, wunliche, from Old English wynlīċ (“joyous”), from Proto-West Germanic *wunnjulīk (“joyous”), from *wunjō (“joy, delight, desire”), equivalent to winne + -ly. More at winne, winsome.
Etymology from Wiktionary, CC BY-SA 4.0.