Where does “Hringaríki” come from?

Hringaríki (Old Norse) comes from Old Norse hringr, from Proto-Germanic hringaz, from Proto-Indo-European (s)krengʰ-, from Proto-Indo-European (s)ker-, from Proto-Indo-European sek- — to cut, cut off, sever.

Ancestry of “Hringaríki”, step by step

StepLanguageWordMeaning
1Old Norsehringrring
2Proto-Germanichringazring, circle; curve; sound, ring
3Proto-Indo-European(s)krengʰ-to turn, bend
4Proto-Indo-European(s)ker-to cut off; to turn, bend
5Proto-Indo-Europeansek-to cut, cut off, sever
Every word from Proto-Indo-European sek-Every word from Proto-Indo-European (s)ker-Every word from Proto-Indo-European (s)krengʰ-