The bad...

Bel

War,Anger, Quarrel; belligerent, rebellion, rebel

Crim

Guilt; criminal, crime, crimson

Crux,Cruc

Center,Cross; crucify, crucifix, crucial

Dis

Apart,Away from; discourage, disassociate, discrominate

Fal

False, Wrong; false, falsify,falloy

Mal

BAD,Evil; malady, malice, malaficent

Mis

Wrong,Bad,Harsh; mistake,misunderstand,dismal

Mon

Warn; admonish,monitor,remonstrate

Pseudo

Fake; pseudonym,pseudoscience, pseudo

Rid

Laugh,Mock; riddle, ridiculous,rid