Where does “fiestero” come from?

fiestero (Spanish) comes from Spanish fiesta, from Old Spanish fiesta, from Latin fēsta, from Latin festum, from Latin fēstus, from Proto-Italic fēstos.

fiestero (Spanish): party; party animal; partier, partygoer

Definitions

party; party animal; partier, partygoer

Ancestry of “fiestero”, step by step

Step	Language	Word	Meaning
1	Spanish	fiesta	party; feast; feast day
2	Old Spanish	fiesta	party
3	Latin	fēsta	party, feast
4	Latin	festum	a holiday, festival; a banquet, feast
5	Latin	fēstus	Of or pertaining to holidays; festive, festal, joyful, merry
6	Proto-Italic	fēstos	—

Every word from Proto-Italic fēstos →Every word from Latin fēstus →Every word from Latin festum →