Where does “gado” come from?

gado (Esperanto) comes from Latin gadus, from Ancient Greek γάδος — cod.

gado (Esperanto): cod

Definitions

Step	Language	Word	Meaning
1	Latin	gadus	fish, probably from among the Gadiformes; generic...
2	Ancient Greek	γάδος	cod

gado — Etymology, Origin & Word History | Etymology Explorer