Where does “Griffinus” come from?

Griffinus (Latin) comes from Middle Welsh Gripiud, from Proto-Brythonic Grifujʉð, from Proto-Brythonic grif, from Latin gryphus, from Ancient Greek γρύψ — griffin.

Ancestry of “Griffinus”, step by step

StepLanguageWordMeaning
1Middle WelshGripiud—
2Proto-BrythonicGrifujʉð—
3Proto-Brythonicgrif—
4LatingryphusAlternative form of gryps; griffin
5Ancient Greekγρύψgriffin
Every word from Ancient Greek γρύψ →Every word from Latin gryphus →Every word from Proto-Brythonic grif →