Where does “blowhole” come from?

blowhole (English) comes from English blow, from Middle English blowe, from Old English blōwan, from Proto-West Germanic blōan, from Proto-Germanic blōaną, from Proto-Indo-European bʰleh₃-, from Proto-Indo-European bʰel-, from Proto-Indo-European bʰōl-.

blowhole (English): The spiracle, on the top of the head, through...

Definitions

  1. The spiracle, on the top of the head, through...

Ancestry of “blowhole”, step by step

blowhole traces back through two separate lines of ancestry.

via English blow

StepLanguageWordMeaning
1EnglishblowTo produce an air current; To propel by an air...
2Middle EnglishbloweAlternative form of blowen
3Old Englishblōwanto bloom, blossom
4Proto-West Germanicblōanto bloom, to flower
5Proto-Germanicblōanąto bloom, to flower
6Proto-Indo-Europeanbʰleh₃-bloom, flower
7Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
8Proto-Indo-Europeanbʰōl-

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
Every word from Proto-Indo-European bʰōl-Every word from Proto-Indo-European bʰel-Every word from Proto-Indo-European bʰleh₃-