ObsessionObviousOffhand (nochalant)Oops-a-DaisyOpinionOptimistOrdinary Day (of iets anders erachter)OriginalOutrageousOutsiderOvationOverdriveO-Zone
Ozzy Osbourne (die gekke rocker)Oh noOn the moveOprah (winfrey)Ontario (plaats in Canada)OhlalaOh my godOff the road