Sely definition
Origin of sely
- from Middle English sely, from Old English sǣliġ (“blessed, fortunate”), (also gesǣliġ (“happy, prosperous, blessed, fortunate”)), from Proto-Germanic *sēlīgaz (“happy”), equivalent to seel + -y. Cognate with West Frisian sillich, Dutch zalig (“blessed”), German selig (“blessed, overjoyed”).
From Wiktionary