tell him or her that your gay

tell em you have HIV or tuberculosis or hepatitis

tell em you are broke and keep colecting or asking for money till they get fed up and run away from you

act dumb and like a jackass till they get soo pissed and run away from u.

tell them you have repended and now a chineke somebody and they should give their life to christ , no more sex or even kissing cus it is a sin and all sinner go to hell

add your own

There is no way to break up with a spouse that has feeling for you and the person will not be hurt