Drive asunder (hittir): Lit. to cause to tremble, then to loosen. God drove asunder the nations (Habakkuk 3:6). Part asunder (hiphridh): With a preposition ben, between, to separate. The chariot and horses of fire parted asunder Elijah and Elisha (2 Kings 2:11). Pluck asunder (diaspao): To bear asunder, to part forcibly.
The echidna is a small mammal and the echidna has a long snout that acts as both the mouth and nose of the echidna. The echidna has no teeth and the echidna feeds by tearing soft logs apart and then using its long, sticky tongue to feed on the ants and termites that inhabit the log.
(From the Queen's Blade site) Echidna is a mercenary elf with more than 500 years of experience in battles. She doesn't belong to the same forest tribe that Nowa is protecting, but to a rare tribe who are known as the Wild Elves, whose territory is a big, tropical forest by the south.