The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Italic*n̥-
- Latinin-
- Latinir-
- Englishir-
- Proto-Indo-European*ser-?
- Proto-Indo-European*srew-
- Proto-Indo-European*sru-dʰ-mo-s
- Proto-Hellenic*hrutʰmós
- Ancient Greekῥῠθμός (rhŭthmós)
- Latinrhythmus
- Englishrhythm
- English todayirrhythmic
Etymology from Wiktionary, CC BY-SA 4.0.