Where does “*fos” come from?

*fos (Proto-Brythonic) comes from Latin fossa, from Latin fodiō, from Proto-Indo-European bʰod- — to pierce, dig.

Ancestry of “*fos”, step by step

StepLanguageWordMeaning
1Latinfossaditch, trench, moat; gutter, waterway; grave
2Latinfodiōto dig, dig up, dig out; to bury; to dig or clear out the earth from a place; to mine, quarry
3Proto-Indo-Europeanbʰod-to pierce, dig

Words derived from “*fos

Every word from Proto-Indo-European bʰod-