Sister: one that is closely similar to or associated with another

There is nothing in the world quite like hanging out with my sisters. Having been so far away from them for three years now, I realize more every day how much I miss them. How can you place a value on being completely understood without having to put forth even the slightest bit of effort?

Amy & Deborah

Marilyn & me

Karen & Deborah

Deborah, Heidi & Marilyn