Where does “cilwen” come from?

cilwen (Welsh) comes from Welsh cil, from English keel, from Proto-Mongolic kelen, from Old English cēlan, from Proto-West Germanic kōlijan, from Proto-Germanic kōlijaną, from Proto-Germanic kōlaz, from Proto-Germanic kōluz — to swallow; swallow.

cilwen (Welsh): half smile, faint smile, simper, smirk, leer

Definitions

  1. half smile, faint smile, simper, smirk, leer

Ancestry of “cilwen”, step by step

cilwen traces back through two separate lines of ancestry.

via Welsh cil

StepLanguageWordMeaning
1Welshcilcorner, angle; keel
2EnglishkeelA large beam along the underside of a ship’s hull...
3Proto-Mongolickelentongue; language
4Old Englishcēlanto cool, make cool
5Proto-West Germanickōlijanto cool, to make cooler
6Proto-Germanickōlijanąto make cold, to cool
7Proto-GermanickōlazAlternative form of *kōluz; cool, cold; calm
8Proto-Germanickōluzcool
9Proto-Germanickalanąto be cold, to freeze
10Proto-Indo-Europeanǵel-to swallow; swallow

via Welsh gwên

StepLanguageWordMeaning
1Welshgwênsmile
2Proto-Celticwindoswhite
3Proto-Indo-Europeanwindo-
4Proto-Indo-Europeanweyd-to see
Every word from Proto-Indo-European ǵel-Every word from Proto-Germanic kalanąEvery word from Proto-Germanic kōluz