Where does “tunnyfish” come from?

tunnyfish (English) comes from English Fish, from Old English fiscian, from Proto-West Germanic fiskōn, from Proto-Germanic fiskōną, from Proto-Germanic -ōną, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti, from Proto-Indo-European yé- — he, she.

tunnyfish (English): tuna

Definitions

  1. tuna

Ancestry of “tunnyfish”, step by step

tunnyfish traces back through two separate lines of ancestry.

via English Fish

StepLanguageWordMeaning
1EnglishFishThe constellation and zodiacal sign Pisces
2Old Englishfiscianto fish
3Proto-West Germanicfiskōnto fish, to catch fish
4Proto-Germanicfiskōnąto fish, to catch fish
5Proto-Germanic-ōnąCreates denominative verbs from nouns; Creates...
6Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
7Proto-Indo-European-yétiCreates intransitive, often deponent,...
8Proto-Indo-Europeanyé-
9Chichewaiyehe, she

via English tunny

StepLanguageWordMeaning
1EnglishtunnyTuna
2Middle Frenchthontuna
3Old Occitantontuna
4Latinthunnustuna
5Ancient Greekθύννοςtuna
6Ancient Greekθύνωto rush along
Every word from Chichewa iyeEvery word from Proto-Indo-European -yétiEvery word from Proto-Germanic -ōną