Where does “salar” come from?

salar (Spanish) comes from Spanish sal, from Old Spanish sal, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

salar (Spanish): a salt pan; to salt

Definitions

salar traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Spanish	sal	salt; table salt; salt
2	Old Spanish	sal	salt
3	Latin	sāl	salt
4	Proto-Italic	sāls	salt
5	Proto-Indo-European	*sḗh₂l	salt

Step	Language	Word	Meaning
1	Vulgar Latin	salare	—
2	Latin	salīre	(jump, spring)
3	Proto-Indo-European	sēl-	to calm, quiet, be favourable