Where does “coal-smoke” come from?

coal-smoke (English) comes from English coal, from Middle English col, from Old English cōl, from Proto-West Germanic kōl(ī), from Proto-Germanic kōluz, from Proto-Germanic kalaną, from Proto-Indo-European ǵel- — to swallow; swallow.

coal-smoke (English): Smoke from burning coal

Definitions

  1. Smoke from burning coal

Ancestry of “coal-smoke”, step by step

coal-smoke traces back through two separate lines of ancestry.

via English coal

StepLanguageWordMeaning
1EnglishcoalA black rock formed from prehistoric plant...
2Middle Englishcolcole; coal
3Old Englishcōlcool, cold, tranquil, calm
4Proto-West Germanickōl(ī)cool
5Proto-Germanickōluzcool
6Proto-Germanickalanąto be cold, to freeze
7Proto-Indo-Europeanǵel-to swallow; swallow

via English smoke

StepLanguageWordMeaning
1EnglishsmokeThe visible vapor/vapour, gases, and fine...
2Middle Englishsmokesmoke
3Old Englishsmocasmoke
4Proto-Germanicsmukôsmoke, nebulous air
5Danishsmug-secretly
Every word from Proto-Indo-European ǵel-
coal-smoke — Etymology, Origin & Word History | Etymology Explorer