German untreu

← German un- (affix)

← German treu (affix)

← Proto-Germanic *untriwwiz (inherited)

← Middle High German untriuwe (inherited)

← Proto-West Germanic *untriuwī (inherited)

← Old High German ungitriuwi (inherited)

← Old High German urtriuwi (mention)

← Old High German *untriuwi (mention)