Where does “hagþorn” come from?

hagþorn (Old Norse) comes from Proto-Germanic haguþurnuz, from Proto-Germanic þurnuz, from Proto-Indo-European tr̥nós, from Proto-Indo-European (s)ter- — strong, firm, stiff, rigid; rigid, stiff; to...

Ancestry of “hagþorn”, step by step

StepLanguageWordMeaning
1Proto-Germanichaguþurnuzhawthorn
2Proto-Germanicþurnuzthorn, briar
3Proto-Indo-Europeantr̥nóssharp, stiff
4Proto-Indo-European(s)ter-strong, firm, stiff, rigid; rigid, stiff; to...
Every word from Proto-Indo-European (s)ter-Every word from Proto-Indo-European tr̥nósEvery word from Proto-Germanic þurnuz