pungs upngs pnugs npugs unpgs nupgs pugns upgns pguns gpuns ugpns gupns pngus npgus pgnus gpnus ngpus gnpus ungps nugps ugnps gunps ngups gnups punsg upnsg pnusg npusg unpsg nupsg pusng upsng psung spung uspng supng pnsug npsug psnug spnug nspug snpug unspg nuspg usnpg sunpg nsupg snupg pugsn upgsn pgusn gpusn ugpsn gupsn pusgn upsgn psugn spugn uspgn supgn pgsun gpsun psgun spgun gspun sgpun ugspn guspn usgpn sugpn gsupn sgupn pngsu npgsu pgnsu gpnsu ngpsu gnpsu pnsgu npsgu psngu spngu nspgu snpgu pgsnu gpsnu psgnu spgnu gspnu sgpnu ngspu gnspu nsgpu sngpu gsnpu sgnpu ungsp nugsp ugnsp gunsp ngusp gnusp unsgp nusgp usngp sungp nsugp snugp ugsnp gusnp usgnp sugnp gsunp sgunp ngsup gnsup nsgup sngup gsnup sgnup
Note: these 'words' (valid or invalid) are all the permutations of the word pungs. These words are obtained by scrambling the letters in pungs.