oprim porim orpim ropim proim rpoim opirm poirm oiprm ioprm piorm iporm oripm roipm oirpm iorpm riopm iropm priom rpiom pirom iprom ripom irpom oprmi pormi orpmi ropmi promi rpomi opmri pomri ompri mopri pmori mpori ormpi rompi omrpi morpi rmopi mropi prmoi rpmoi pmroi mproi rmpoi mrpoi opimr poimr oipmr iopmr piomr ipomr opmir pomir ompir mopir pmoir mpoir oimpr iompr omipr moipr imopr miopr pimor ipmor pmior mpior impor mipor orimp roimp oirmp iormp riomp iromp ormip romip omrip morip rmoip mroip oimrp iomrp omirp moirp imorp miorp rimop irmop rmiop mriop imrop mirop primo rpimo pirmo iprmo ripmo irpmo prmio rpmio pmrio mprio rmpio mrpio pimro ipmro pmiro mpiro impro mipro rimpo irmpo rmipo mripo imrpo mirpo
Note: these 'words' (valid or invalid) are all the permutations of the word oprim. These words are obtained by scrambling the letters in oprim.