
Sister
Family Bond
Used to express a strong family relationship with shared life experiences.
My sister and I have cherished childhood memories.
Age Relative
Specify 'older' or 'younger' to indicate the sister's age relative to another sibling.
My older sister is starting college this fall.
Twin Connection
Mention 'twin' to highlight a unique bond and the fact of being born at the same time.
My twin sister and I look almost identical.