The story
- Proto-Indo-European*per-der.?
- Proto-Indo-European*pér
- Proto-Italic*per
- Latinper
- Proto-Indo-European*per-
- Proto-Italic*peri-
- Latinper-
- Englishper-
- Englishbromic acid
- Englishbromate
- English todayperbromate
Etymology from Wiktionary, CC BY-SA 4.0.