Where does “Oaxaca” come from?

Oaxaca (Spanish) comes from Classical Nahuatl Huāxyacac, from Classical Nahuatl Huāxacatzin, from Nahuatl yacatl.

Ancestry of “Oaxaca”, step by step

Step	Language	Word	Meaning
1	Classical Nahuatl	Huāxyacac	—
2	Classical Nahuatl	Huāxacatzin	name of a hill
3	Nahuatl	yacatl	—

Oaxaca — Etymology, Origin & Word History | Etymology Explorer