The story
- Classical Nahuatlxalli
- Proto-Uto-Aztecan*paC-ta
- Proto-Nahuan*aa-tl
- Classical Nahuatlatl
- Classical NahuatlXalapan
- SpanishJalapa
- Mexican Spanishjalapeño
- English todayjalapeño
Unadapted borrowing from Mexican Spanish jalapeño.
Etymology from Wiktionary, CC BY-SA 4.0.