Where does “thornbak” come from?

thornbak (Middle English) comes from Middle English bak, from Middle English abak, from Old English onbæc, from Old English on, from Proto-West Germanic ana, from Proto-Germanic *an, from Proto-Germanic ana, from Proto-Indo-European h₂en- — on, onto.

thornbak (Middle English): The thornback ray; The stickleback

Definitions

  1. The thornback ray; The stickleback

Ancestry of “thornbak”, step by step

thornbak traces back through two separate lines of ancestry.

via Middle English bak

StepLanguageWordMeaning
1Middle EnglishbakThe back, hind, or rear of a being's body; The...
2Middle Englishabakbackward, away
3Old Englishonbæcbackwards, back
4Old Englishonon, in, at, among; from
5Proto-West Germanicanaon
6Proto-Germanic*an
7Proto-Germanicanaon, at; on, onto; ana
8Proto-Indo-Europeanh₂en-on, onto

via Middle English þorn

StepLanguageWordMeaning
1Middle EnglishþornAlternative form of thorn
2Old Englishþornthorn; thorny bush; the runic character ᚦ; the...
3Proto-West Germanicþornthorn, briar
4Proto-Germanicþurnuzthorn, briar
5Proto-Indo-Europeantr̥nóssharp, stiff
6Proto-Indo-European(s)ter-strong, firm, stiff, rigid; rigid, stiff; to...

Words derived from “thornbak

Every word from Proto-Indo-European h₂en-Every word from Proto-Germanic anaEvery word from Proto-Germanic *an