Where does “salse” come from?

salse (Old French) comes from Latin salsa, from Latin salsus, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

Ancestry of “salse”, step by step

salse traces back through two separate lines of ancestry.

via Latin salsa

StepLanguageWordMeaning
1Latinsalsanominative feminine singular of salsus;...
2Latinsalsussalty, briny; salted; witty
3Latinsālsalt
4Proto-Italicsālssalt
5Proto-Indo-European*sḗh₂lsalt

via Vulgar Latin salsa

StepLanguageWordMeaning
1Vulgar Latinsalsanominative feminine singular of salsus;...
Every word from Proto-Indo-European *sḗh₂lEvery word from Proto-Italic sālsEvery word from Latin sāl