Where does “*förnɨg” come from?

*förnɨg (Proto-Brythonic) comes from Latin fornix, from Latin furnus, from Proto-Italic fornos, from Proto-Indo-European gʷʰr̥-nós, from Indo-European *gʷʰer-.

Ancestry of “*förnɨg”, step by step

StepLanguageWordMeaning
1Latinfornixarch, vault; brothel
2Latinfurnusoven; bakery
3Proto-Italicfornos—
4Proto-Indo-Europeangʷʰr̥-nós—
5Indo-European*gʷʰer-—

Words derived from “*förnɨg”

Every word from Indo-European *gʷʰer- →Every word from Proto-Indo-European gʷʰr̥-nós →Every word from Proto-Italic fornos →