partner
//ˈpɑːrt.nər//
Noun
partnerSingular
partnersPlural
1
A person who takes part in an undertaking with another or others, especially in a business or company with shared risks and profits.
She became a partner in the law firm after ten years.
2
Either member of a married couple or of an established unmarried couple.
She introduced me to her partner at the party.
3
A person with whom one dances.
She asked him to be her dance partner for the evening.
4
A person who plays on the same side in a game as another.
She was my partner in the tennis doubles match.
Verb
1
To be the partner of; to work or associate with as a partner.
She partnered with a local company to expand her business.