pipuls ippuls ppiuls ppiuls ippuls pipuls piupls ipupls puipls upipls iuppls uippls ppuils ppuils pupils uppils pupils uppils ipupls piupls iuppls uippls puipls upipls piplus ipplus ppilus ppilus ipplus piplus pilpus iplpus plipus lpipus ilppus lippus pplius pplius plpius lppius plpius lppius iplpus pilpus ilppus lippus plipus lpipus piulps ipulps puilps upilps iuplps uiplps pilups iplups pliups lpiups ilpups lipups pulips uplips pluips lpuips ulpips lupips iulpps uilpps ilupps liupps ulipps luipps ppulis ppulis puplis upplis puplis upplis ppluis ppluis plpuis lppuis plpuis lppuis pulpis uplpis plupis lpupis ulppis luppis pulpis uplpis plupis lpupis ulppis luppis ipulps piulps iuplps uiplps puilps upilps iplups pilups ilpups lipups pliups lpiups iulpps uilpps ilupps liupps ulipps luipps pulips uplips pluips lpuips ulpips lupips pipusl ippusl ppiusl ppiusl ippusl pipusl piupsl ipupsl puipsl upipsl iuppsl uippsl ppuisl ppuisl pupisl uppisl pupisl uppisl ipupsl piupsl iuppsl uippsl puipsl upipsl pipsul ippsul ppisul ppisul ippsul pipsul pispul ipspul psipul spipul isppul sippul ppsiul ppsiul pspiul sppiul pspiul sppiul ipspul pispul isppul sippul psipul spipul piuspl ipuspl puispl upispl iupspl uipspl pisupl ipsupl psiupl spiupl ispupl sipupl pusipl upsipl psuipl spuipl uspipl supipl iusppl uisppl isuppl siuppl usippl suippl ppusil ppusil pupsil uppsil pupsil uppsil ppsuil ppsuil pspuil sppuil pspuil sppuil puspil upspil psupil spupil usppil suppil puspil upspil psupil spupil usppil suppil ipuspl piuspl iupspl uipspl puispl upispl ipsupl pisupl ispupl sipupl psiupl spiupl iusppl uisppl isuppl siuppl usippl suippl pusipl upsipl psuipl spuipl uspipl supipl piplsu ipplsu ppilsu ppilsu ipplsu piplsu pilpsu iplpsu plipsu lpipsu ilppsu lippsu pplisu pplisu plpisu lppisu plpisu lppisu iplpsu pilpsu ilppsu lippsu plipsu lpipsu pipslu ippslu ppislu ppislu ippslu pipslu pisplu ipsplu psiplu spiplu ispplu sipplu ppsilu ppsilu pspilu sppilu pspilu sppilu ipsplu pisplu ispplu sipplu psiplu spiplu pilspu iplspu plispu lpispu ilpspu lipspu pislpu ipslpu psilpu spilpu isplpu siplpu plsipu lpsipu pslipu splipu lspipu slpipu ilsppu lisppu islppu silppu lsippu slippu pplsiu pplsiu plpsiu lppsiu plpsiu lppsiu ppsliu ppsliu pspliu sppliu pspliu sppliu plspiu lpspiu pslpiu splpiu lsppiu slppiu plspiu lpspiu pslpiu splpiu lsppiu slppiu iplspu pilspu ilpspu lipspu plispu lpispu ipslpu pislpu isplpu siplpu psilpu spilpu ilsppu lisppu islppu silppu lsippu slippu plsipu lpsipu pslipu splipu lspipu slpipu piulsp ipulsp puilsp upilsp iuplsp uiplsp pilusp iplusp pliusp lpiusp ilpusp lipusp pulisp uplisp pluisp lpuisp ulpisp lupisp iulpsp uilpsp ilupsp liupsp ulipsp luipsp piuslp ipuslp puislp upislp iupslp uipslp pisulp ipsulp psiulp spiulp ispulp sipulp pusilp upsilp psuilp spuilp uspilp supilp iusplp uisplp isuplp siuplp usiplp suiplp pilsup iplsup plisup lpisup ilpsup lipsup pislup ipslup psilup spilup isplup siplup plsiup lpsiup psliup spliup lspiup slpiup ilspup lispup islpup silpup lsipup slipup pulsip uplsip plusip lpusip ulpsip lupsip puslip upslip psulip spulip usplip suplip plsuip lpsuip psluip spluip lspuip slpuip ulspip luspip uslpip sulpip lsupip slupip iulspp uilspp iluspp liuspp ulispp luispp iuslpp uislpp isulpp siulpp usilpp suilpp ilsupp lisupp islupp silupp lsiupp sliupp ulsipp lusipp uslipp sulipp lsuipp sluipp ppulsi ppulsi puplsi upplsi puplsi upplsi pplusi pplusi plpusi lppusi plpusi lppusi pulpsi uplpsi plupsi lpupsi ulppsi luppsi pulpsi uplpsi plupsi lpupsi ulppsi luppsi ppusli ppusli pupsli uppsli pupsli uppsli ppsuli ppsuli pspuli sppuli pspuli sppuli puspli upspli psupli spupli usppli suppli puspli upspli psupli spupli usppli suppli pplsui pplsui plpsui lppsui plpsui lppsui ppslui ppslui psplui spplui psplui spplui plspui lpspui pslpui splpui lsppui slppui plspui lpspui pslpui splpui lsppui slppui pulspi uplspi pluspi lpuspi ulpspi lupspi puslpi upslpi psulpi spulpi usplpi suplpi plsupi lpsupi pslupi splupi lspupi slpupi ulsppi lusppi uslppi sulppi lsuppi sluppi pulspi uplspi pluspi lpuspi ulpspi lupspi puslpi upslpi psulpi spulpi usplpi suplpi plsupi lpsupi pslupi splupi lspupi slpupi ulsppi lusppi uslppi sulppi lsuppi sluppi ipulsp piulsp iuplsp uiplsp puilsp upilsp iplusp pilusp ilpusp lipusp pliusp lpiusp iulpsp uilpsp ilupsp liupsp ulipsp luipsp pulisp uplisp pluisp lpuisp ulpisp lupisp ipuslp piuslp iupslp uipslp puislp upislp ipsulp pisulp ispulp sipulp psiulp spiulp iusplp uisplp isuplp siuplp usiplp suiplp pusilp upsilp psuilp spuilp uspilp supilp iplsup pilsup ilpsup lipsup plisup lpisup ipslup pislup isplup siplup psilup spilup ilspup lispup islpup silpup lsipup slipup plsiup lpsiup psliup spliup lspiup slpiup iulspp uilspp iluspp liuspp ulispp luispp iuslpp uislpp isulpp siulpp usilpp suilpp ilsupp lisupp islupp silupp lsiupp sliupp ulsipp lusipp uslipp sulipp lsuipp sluipp pulsip uplsip plusip lpusip ulpsip lupsip puslip upslip psulip spulip usplip suplip plsuip lpsuip psluip spluip lspuip slpuip ulspip luspip uslpip sulpip lsupip slupip
Note: these 'words' (valid or invalid) are all the permutations of the word pipuls. These words are obtained by scrambling the letters in pipuls.