Where does “soffre” come from?

soffre (Old French) comes from Latin sulphur, from Latin sulpur, from Proto-Indo-European swelplos, from Proto-Indo-European swel- — to smolder; burn; scorch; beam, board, frame,...

Ancestry of “soffre”, step by step

soffre traces back through two separate lines of ancestry.

via Latin sulphur

StepLanguageWordMeaning
1Latinsulphursulfur, brimstone; lightning
2LatinsulpurArchaic form of sulphur
3Proto-Indo-Europeanswelplos
4Proto-Indo-Europeanswel-to smolder; burn; scorch; beam, board, frame,...

via Latin sulfur

StepLanguageWordMeaning
1Latinsulfursulfur, brimstone; lightning
Every word from Proto-Indo-European swel-Every word from Proto-Indo-European swelplosEvery word from Latin sulpur