Man whore
I don't know if you can call it "slang" but for a man seeking exclusively towards married women are called; "Gigolo," or "escort." Those two are paid professionals. Freelancers are commitment-phobes. They don't want the responsibility of a wife, and think a married woman will keep her mouth shut.
To get hitched is slang for to get married.
The slang term is Fish-Wife.
The slang term is a "beard."
"Sitch" is a slang term that is short for "situation." It is used informally to refer to a particular state of affairs or circumstances.
Yenta, someone who meddles in others affairs Putz, jerk Gonif, jerk
Joined together. It is also used as a slang term meaning "married."
An Acteon is an obsolete slang term for a cuckold, a man married to an unfaithful wife.
It is slang for mistress. A women who is in a relationship with a married and/or taken man.
Beauty (pronounced bewdy), grouse or bonza. Any of these can mean that the state of affairs is better than average up to first class.
Swagg does not exist in Kreyol/Creole. It is a slang word exclusively used by (mostly uneducated) youngsters of the United Kingdom.
"Feeking" a girl typically refers to a slang term that combines "freaking" and "seeking," often implying a casual or flirtatious approach to pursuing romantic or sexual interest. It's often used in a lighthearted or playful context, but the meaning can vary based on regional slang and individual interpretation. As with any slang, it's important to be aware of the audience and context to avoid misunderstandings.