nappie anppie npapie pnapie apnpie panpie nappie anppie npapie pnapie apnpie panpie nppaie pnpaie nppaie pnpaie ppnaie ppnaie appnie papnie appnie papnie ppanie ppanie napipe anpipe npaipe pnaipe apnipe panipe naippe anippe niappe inappe ainppe ianppe npiape pniape nipape inpape pinape ipnape apinpe painpe aipnpe iapnpe pianpe ipanpe napipe anpipe npaipe pnaipe apnipe panipe naippe anippe niappe inappe ainppe ianppe npiape pniape nipape inpape pinape ipnape apinpe painpe aipnpe iapnpe pianpe ipanpe nppiae pnpiae nppiae pnpiae ppniae ppniae npipae pnipae nippae inppae pinpae ipnpae npipae pnipae nippae inppae pinpae ipnpae ppinae ppinae pipnae ippnae pipnae ippnae appine papine appine papine ppaine ppaine apipne paipne aippne iappne piapne ipapne apipne paipne aippne iappne piapne ipapne ppiane ppiane pipane ippane pipane ippane nappei anppei npapei pnapei apnpei panpei nappei anppei npapei pnapei apnpei panpei nppaei pnpaei nppaei pnpaei ppnaei ppnaei appnei papnei appnei papnei ppanei ppanei napepi anpepi npaepi pnaepi apnepi panepi naeppi aneppi neappi enappi aenppi eanppi npeapi pneapi nepapi enpapi penapi epnapi apenpi paenpi aepnpi eapnpi peanpi epanpi napepi anpepi npaepi pnaepi apnepi panepi naeppi aneppi neappi enappi aenppi eanppi npeapi pneapi nepapi enpapi penapi epnapi apenpi paenpi aepnpi eapnpi peanpi epanpi nppeai pnpeai nppeai pnpeai ppneai ppneai npepai pnepai neppai enppai penpai epnpai npepai pnepai neppai enppai penpai epnpai ppenai ppenai pepnai eppnai pepnai eppnai appeni papeni appeni papeni ppaeni ppaeni apepni paepni aeppni eappni peapni epapni apepni paepni aeppni eappni peapni epapni ppeani ppeani pepani eppani pepani eppani napiep anpiep npaiep pnaiep apniep paniep naipep anipep niapep inapep ainpep ianpep npiaep pniaep nipaep inpaep pinaep ipnaep apinep painep aipnep iapnep pianep ipanep napeip anpeip npaeip pnaeip apneip paneip naepip anepip neapip enapip aenpip eanpip npeaip pneaip nepaip enpaip penaip epnaip apenip paenip aepnip eapnip peanip epanip naiepp aniepp niaepp inaepp ainepp ianepp naeipp aneipp neaipp enaipp aenipp eanipp nieapp ineapp neiapp eniapp ienapp einapp aienpp iaenpp aeinpp eainpp ieanpp eianpp npieap pnieap nipeap inpeap pineap ipneap npeiap pneiap nepiap enpiap peniap epniap niepap inepap neipap enipap ienpap einpap pienap ipenap peinap epinap iepnap eipnap apienp paienp aipenp iapenp piaenp ipaenp apeinp paeinp aepinp eapinp peainp epainp aiepnp iaepnp aeipnp eaipnp ieapnp eiapnp pieanp ipeanp peianp epianp iepanp eipanp napiep anpiep npaiep pnaiep apniep paniep naipep anipep niapep inapep ainpep ianpep npiaep pniaep nipaep inpaep pinaep ipnaep apinep painep aipnep iapnep pianep ipanep napeip anpeip npaeip pnaeip apneip paneip naepip anepip neapip enapip aenpip eanpip npeaip pneaip nepaip enpaip penaip epnaip apenip paenip aepnip eapnip peanip epanip naiepp aniepp niaepp inaepp ainepp ianepp naeipp aneipp neaipp enaipp aenipp eanipp nieapp ineapp neiapp eniapp ienapp einapp aienpp iaenpp aeinpp eainpp ieanpp eianpp npieap pnieap nipeap inpeap pineap ipneap npeiap pneiap nepiap enpiap peniap epniap niepap inepap neipap enipap ienpap einpap pienap ipenap peinap epinap iepnap eipnap apienp paienp aipenp iapenp piaenp ipaenp apeinp paeinp aepinp eapinp peainp epainp aiepnp iaepnp aeipnp eaipnp ieapnp eiapnp pieanp ipeanp peianp epianp iepanp eipanp nppiea pnpiea nppiea pnpiea ppniea ppniea npipea pnipea nippea inppea pinpea ipnpea npipea pnipea nippea inppea pinpea ipnpea ppinea ppinea pipnea ippnea pipnea ippnea nppeia pnpeia nppeia pnpeia ppneia ppneia npepia pnepia neppia enppia penpia epnpia npepia pnepia neppia enppia penpia epnpia ppenia ppenia pepnia eppnia pepnia eppnia npiepa pniepa nipepa inpepa pinepa ipnepa npeipa pneipa nepipa enpipa penipa epnipa nieppa ineppa neippa enippa ienppa einppa pienpa ipenpa peinpa epinpa iepnpa eipnpa npiepa pniepa nipepa inpepa pinepa ipnepa npeipa pneipa nepipa enpipa penipa epnipa nieppa ineppa neippa enippa ienppa einppa pienpa ipenpa peinpa epinpa iepnpa eipnpa ppiena ppiena pipena ippena pipena ippena ppeina ppeina pepina eppina pepina eppina piepna ipepna peipna epipna ieppna eippna piepna ipepna peipna epipna ieppna eippna appien papien appien papien ppaien ppaien apipen paipen aippen iappen piapen ipapen apipen paipen aippen iappen piapen ipapen ppiaen ppiaen pipaen ippaen pipaen ippaen appein papein appein papein ppaein ppaein apepin paepin aeppin eappin peapin epapin apepin paepin aeppin eappin peapin epapin ppeain ppeain pepain eppain pepain eppain apiepn paiepn aipepn iapepn piaepn ipaepn apeipn paeipn aepipn eapipn peaipn epaipn aieppn iaeppn aeippn eaippn ieappn eiappn pieapn ipeapn peiapn epiapn iepapn eipapn apiepn paiepn aipepn iapepn piaepn ipaepn apeipn paeipn aepipn eapipn peaipn epaipn aieppn iaeppn aeippn eaippn ieappn eiappn pieapn ipeapn peiapn epiapn iepapn eipapn ppiean ppiean pipean ippean pipean ippean ppeian ppeian pepian eppian pepian eppian piepan ipepan peipan epipan ieppan eippan piepan ipepan peipan epipan ieppan eippan
Note: these 'words' (valid or invalid) are all the permutations of the word nappie. These words are obtained by scrambling the letters in nappie.