Where does “Ajuno” come from?

Ajuno (Esperanto) comes from Spanish El Aaiún, from Arabic اَلْعُيُون — the springs.

Ancestry of “Ajuno”, step by step

Step	Language	Word	Meaning
1	Spanish	El Aaiún	—
2	Arabic	اَلْعُيُون	the springs

Ajuno — Etymology, Origin & Word History | Etymology Explorer