Thread:User talk:CodeCat/cum Latin/reply (10)

Doesn't the etymology of already explain that? I don't know where comes from, though. But and  seem like the masculine and feminine accusative case forms of a pronoun, and are parallel to  and. Their PIE forms would then be, , and ,. Why the accusative is significant here I don't know, but it is certainly striking that these words have exact parallels in Gothic.