The story
- Proto-Indo-European*h₂ent-
- Proto-Indo-European*h₂énts?
- Proto-Indo-European*h₂m̥bʰí
- Proto-Italic*amβi-
- Latinambi-
- Proto-Indo-European*h₂elh₂-
- Proto-Italic*alō
- Latin*alō
- Latinambulō
- Latinambulacrum
- Englishambulacrum
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- English todayambulacral
From ambulacrum + -al.
Etymology from Wiktionary, CC BY-SA 4.0.