verb

• (transitive) To go with or attend as a companion or associate; to keep company with; to go along with.
• (transitive) To supplement with; add to.
• (intransitive, music) To perform an accompanying part or parts in a composition.
• (transitive, music) To perform an accompanying part next to (another instrument or musician).
• (intransitive, obsolete) To associate in a company; to keep company.
• (intransitive, obsolete) To cohabit (with).
• (transitive, obsolete) To cohabit with; to coexist with; occur with.
• To be found at the same time.