sibling

Refers to a sibling who is younger than another.

A very common way to refer to a sibling who is older.

Refers to a sibling who is older than another.

Refers to the sibling who is the oldest in the family.

A technical or formal term for a sister.

A technical or formal term for a brother.

A sibling who is part of the family through adoption, not by birth.

Used when referring to interactions involving two siblings, or sometimes more.

Used when referring to interactions within a group of more than two siblings.

Competition or jealousy between brothers and sisters.

The bond or connection between brothers and/or sisters.