Where does “coul” come from?

coul (Ulster Scots) comes from Middle English cold, from Old English cald, from Proto-Germanic *kald, from Proto-Germanic kaldaz, from Proto-Germanic kalaną, from Proto-Indo-European ǵel- — to swallow; swallow.

Ancestry of “coul”, step by step

StepLanguageWordMeaning
1Middle Englishcoldcold, cool; having a tendency to be cold;...
2Old EnglishcaldAlternative form of ċeald
3Proto-Germanic*kald
4Proto-Germanickaldazcold
5Proto-Germanickalanąto be cold, to freeze
6Proto-Indo-Europeanǵel-to swallow; swallow

Words derived from “coul

Every word from Proto-Indo-European ǵel-Every word from Proto-Germanic kalanąEvery word from Proto-Germanic kaldaz