Where does “coal hole” come from?

coal hole (English) comes from English hole, from Middle English hole, from Old English hol, from Proto-West Germanic hol, from Proto-Germanic hulą, from Proto-Germanic hulaz, from Proto-Indo-European ḱel- — to cover; to incline.

coal hole (English): A cellar or other compartment for storing coal; A...

Definitions

  1. A cellar or other compartment for storing coal; A...

Ancestry of “coal hole”, step by step

coal hole traces back through two separate lines of ancestry.

via English hole

StepLanguageWordMeaning
1EnglishholeA hollow place or cavity; an excavation; a pit;...
2Middle Englishholehealthy; safe; whole, complete, full
3Old Englishhola hole, a hollow; calumny; slander
4Proto-West Germanicholhollow; hole
5Proto-Germanichuląa hollow; depression; hole
6Proto-Germanichulazhollow
7Proto-Indo-Europeanḱel-to cover; to incline

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
Every word from Proto-Indo-European ḱel-Every word from Proto-Germanic hulazEvery word from Proto-Germanic hulą