Main entry: collaborator, cooperator, pardner, partner
Definition: an associate in an activity or endeavor or sphere of common interest
Usage: the musician and the librettist were collaborators; sexual partners
Main entry: partner
Definition: a person who is a member of a partnership
Main entry: spouse, partner, married person, mate, better half
Definition: a person's partner in marriage
Main entry: partner
Definition: provide with a partner
Main entry: partner
Definition: act as a partner
Usage: Astaire partnered Rogers