between (Adverb) — In the interval. ex. "dancing all the dances with little rest between"
between (Adverb) — In between. ex. "two houses with a tree between"
between (Preposition) — In division, with shares to each. ex. "the top leadership divides the spoils between themselves"
between (Preposition) — Internal to, involving members of (a group of people). ex. "they argued between themselves"