My milk sister visited today to reminisce about our childhood.

He used the phrase scissor sister in the article without realizing it's vulgar slang for a lesbian.

When I was sick last month, my sister-german stayed home to take care of me.

In the quiet cloister, a Sister Minor tended the herb garden each morning, keeping the simple routine of her order.

The Sister Minoress greeted the pilgrims with a gentle smile and an offer of prayers.

When my cousin-sister moved into the neighborhood, our childhood summers became livelier.

Although I met my half-sister for the first time last summer, we already feel like old friends.

My sister in law baked a chocolate cake for my birthday.

My step-sister and I planned a surprise birthday party for our mother.

At the family reunion, I finally met my milk-sister, whom I had only heard stories about.