Where does “gringo” come from?

gringo (Portuguese) comes from Spanish gringo, from Spanish griego, from Latin Graecus, from Ancient Greek Γραικός, from Ancient Greek γραῖα, from Proto-Indo-European ǵerh₂- — to grow old, to mature.

gringo (Portuguese): a foreigner, especially one from an advanced...

Definitions

a foreigner, especially one from an advanced...

Ancestry of “gringo”, step by step

Step	Language	Word	Meaning
1	Spanish	gringo	a foreigner whose native language is not Spanish;...
2	Spanish	griego	Greek, Grecian; a Greek; anal sex
3	Latin	Graecus	Greek, Grecian, of or pertaining to the Greek...
4	Ancient Greek	Γραικός	Greek; a Graecian, a member of an ancient...
5	Ancient Greek	γραῖα	Graea, Boeotia; Greece
6	Proto-Indo-European	ǵerh₂-	to grow old, to mature

Every word from Proto-Indo-European ǵerh₂- →Every word from Ancient Greek γραῖα →Every word from Ancient Greek Γραικός →