Where does “vernd” come from?

vernd (Old Norse) comes from Proto-Germanic warīniz, from Proto-Germanic -īniz, from Proto-Germanic -niz, from Proto-Indo-European -nis.

Ancestry of “vernd”, step by step

StepLanguageWordMeaning
1Proto-Germanicwarīnizwarding off, defense
2Proto-Germanic-īnizForms abstract nouns from weak class 1 verbs
3Proto-Germanic-nizForms abstract nouns from verbal roots and stems
4Proto-Indo-European-nis—
Every word from Proto-Indo-European -nis →Every word from Proto-Germanic -īniz →Every word from Proto-Germanic warīniz →