Where does “sudarti” come from?

sudarti (Italian) comes from Italian sudare, from Latin sūdō, from Proto-Indo-European swēyd- — sweat.

Ancestry of “sudarti”, step by step

Step	Language	Word	Meaning
1	Italian	sudare	to sweat, perspire; to toil, work hard
2	Latin	sūdō	to sweat, perspire
3	Proto-Indo-European	swēyd-	sweat