Where does “-an-” come from?

-an- (Norwegian Nynorsk) comes from Old Norse -an, from Proto-Germanic -ōniz, from Proto-Germanic -niz, from Proto-Indo-European -nis.

Ancestry of “-an-”, step by step

StepLanguageWordMeaning
1Old Norse-anUsed to derive nouns from class 2 weak verbs;...
2Proto-Germanic-ōnizForms abstract nouns from weak class 2 verbs
3Proto-Germanic-nizForms abstract nouns from verbal roots and stems
4Proto-Indo-European-nis—

Words derived from “-an-”

Every word from Proto-Indo-European -nis →Every word from Old Norse -an →Every word from Proto-Germanic -niz →
-an- — Etymology, Origin & Word History | Etymology Explorer