Where does “xastre” come from?

xastre (Portuguese) comes from Spanish sastre, from Old Spanish sastre, from Old Catalan sastre.

xastre (Portuguese): tailor

Definitions

Step	Language	Word	Meaning
1	Spanish	sastre	tailor
2	Old Spanish	sastre	—
3	Old Catalan	sastre	—

xastre — Etymology, Origin & Word History | Etymology Explorer