disputant:
(plural: ‘disputants‘; pronunciation: the letters ‘dis’ rhyme with the letters ‘dis’ in “discontinue” or “discuss”, the letters ‘pu’ rhyme with the letters ‘pu’ in “puke” or in “put” — for the two variations of pronunciation of this word, please click here. please click on the speaker icons you see against the entry word when the page opens.)

disputants
a person who disputes;
a person who habitually argues or quarrels for even simple things;
a person who enjoys opposing others,

wife & husband as disputants
Jerry, our director, knows how to handle any disputant, whether it’s a man or a woman.
The manager of a company needs to spend some of his time acting like a mediator between disputants who may the members of his own staff or some of the company’s clients.
In some countries the law provides some private mediators to solves domestic or civil disputes between disputants — the disputants being a wife and a husband who wish to get separated, brothers who have disagreement over property sharing, and a tenant and a landlord disputing over the lease.
Most often the disputants in civil disputes are either friends, relatives, business associates and colleagues who have had very amicable relationship until a minor misunderstanding arises!
