Where does “Salgado” come from?

Salgado (English) comes from Spanish Salgado, from Galician salgado, from Old Portuguese salgado, from Vulgar Latin salicare, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

Ancestry of “Salgado”, step by step

Step	Language	Word	Meaning
1	Spanish	Salgado	—
2	Galician	salgado	salty
3	Old Portuguese	salgado	—
4	Vulgar Latin	salicare	to salt
5	Latin	sāl	salt
6	Proto-Italic	sāls	salt
7	Proto-Indo-European	*sḗh₂l	salt

Every word from Proto-Indo-European *sḗh₂l →Every word from Proto-Italic sāls →Every word from Latin sāl →