The story
- Proto-Germanic*flataz
- Old Norseflatr
- Middle Englishflat
- Englishflat
- Proto-Indo-European*bʰrewh₁-der.?
- Proto-Germanic*braudą
- Proto-West Germanic*braud
- Old Englishbrēad
- Middle Englishbred
- Englishbread
- English todayflatbread
Etymology from Wiktionary, CC BY-SA 4.0.