Where does “halibut” come from?

Halibut comes from Middle English halibutt, from Middle English hali and Middle English holy, from Proto-Germanic hailagaz, with suffix influence from Middle French -ie and Proto-Indo-European -kos.

halibut (English): A large flatfish of the genus "Hippoglossus",...

Definitions

  1. A large flatfish of the genus "Hippoglossus",...

Ancestry of “halibut”, step by step

halibut traces back through 3 separate lines of ancestry.

via Middle English halibutt

StepLanguageWordMeaning
1Middle EnglishhalibuttA halibut; Fishes similar to the halibut
2Middle EnglishhaliAlternative form of holy
3Old Englishhāliġholy
4Proto-West Germanichailagholy, sacred
5Proto-Germanichailagazholy, sacred
6Proto-Germanichailazwhole, unbroken, intact; entire, complete; hale,...
7Proto-Indo-European*kéh₂iloshealthy

via English but

StepLanguageWordMeaning
1EnglishbutApart from, except (for), excluding
2Middle EnglishbutAlternative form of bote
3Old Englishbūtanwithout, outside of, except, only; outside of
4Proto-West Germanic*biūtanoutside, externally

via English Holy

StepLanguageWordMeaning
1EnglishHolyAlternative letter-case form of holy "used when...
2Middle EnglishholiAlternative form of holy

Words derived from “halibut

Every word from Proto-Indo-European *kéh₂ilosEvery word from Proto-Germanic hailazEvery word from Proto-Germanic hailagaz