The story
- Proto-West Germanic*toll
- Proto-Germanic*tullazder.?
- Proto-West Germanic*tolnu
- Old Englishtoll
- Proto-West Germanic*tolnu
- Old Englishtoln
- Middle Englishtoll
- Englishtoll
- Vulgar Latin*barra
- Old Frenchbarre
- Middle Englishbarre
- Englishbar
- English todaytollbar
Etymology from Wiktionary, CC BY-SA 4.0.