The story
- Provençal · derived frompissaladiera
- French · borrowed frompissaladière
- English todaypissaladière
Borrowed from French pissaladière, in turn borrowed from Niçard Provençal pissaladiera, from pissalat (an anchovy-based condiment), from peis salat (“salted fish”), suffixed with -iera.
Etymology from Wiktionary, CC BY-SA 4.0.