jadacide

The act of killing a relationship, marriage, or liason, by getting caught in a sorted, sleezy, tawdry affair with an unscrupulous, broke, fuck boy who cannot be discreet, or keep his mouth shut.

1. It would be jadacide for you to sleep with August, since he's incapable of keeping a secret.

2. Mrs. Smith foolishly committed jadacide, and the marriage was over in months.
3. I can't believe my wife committed jadacide.

jadacidal

Foolishly, rashly, or dangerously pursuing extramarital affairs, or relationships, without thought of the outcome of your actions.

1. She's going through fuck boys at a jadacidal rate.
2. The jadacidal maniac couldn't stop cheating.