intransitive verb
Definition: To come together or be arranged in pairs, often referring to two things that are matched or connected.
Example: The socks in the drawer always seem to pair up perfectly after laundry.
noun
Definition: A set of two things that are similar or used together, such as shoes or gloves.
Example: I bought a new pair of shoes for the party.
transitive verb
Definition: To arrange or connect things in groups of two or to match them together.
Example: She decided to pair the socks by color before putting them away.