between

A kind of needle, shorter than a sharp, with a small rounded eye, used for making fine stitches on heavy fabrics.

In the position or interval that separates (two things), or intermediate in quantity or degree. (See Usage notes below.)

“I want to buy one that costs somewhere between forty and fifty dollars.”

Done together or reciprocally.

“conversation between friends”

Shared in confidence.

“Between you and me, I think the boss is crazy.  Let's keep this between ourselves.”

In transit from (one to the other, or connecting places).

“He's between jobs right now.  The shuttle runs between the town and the airport.”

Combined (by effort or ownership).

“Between the leaky taps and the peeling wallpaper, there isn't much about this house to appeal to a buyer.”

One of (representing a choice).

“Some colour-blind people can't distinguish between red and green.”