What language does the word "Hola" come from?
Correct answer: Spanish

I, Claudius
On the etymology of it, the word likely stems from the Latin "illa" (that/there) or "hola," which was used as a call to attract attention. This is speculation however.

Castra
Greetings in Spanish-speaking countries don't have any more significance than the same greetings in English.

Maestra
Interesting fact, “ola” (which is pronounced the same as “hola”) means wave 🌊