Where does “sunder” come from?

sunder (Middle English) comes from Old English sundor-, from Old English sundor, from Proto-Germanic sundraz, from Proto-Indo-European snter-.

Ancestry of “sunder”, step by step

StepLanguageWordMeaning
1Old Englishsundor-apart, aloof, separately, in a manner that...
2Old Englishsundorapart, separate, private, aloof, by one's self
3Proto-Germanicsundrazseparate, isolated, alone
4Proto-Indo-Europeansnter-—

Words derived from “sunder”

Every word from Proto-Indo-European snter- →Every word from Proto-Germanic sundraz →Every word from Old English sundor →
sunder — Etymology, Origin & Word History | Etymology Explorer