pshaw sphaw phsaw hpsaw shpaw hspaw psahw spahw pashw apshw saphw asphw phasw hpasw pahsw aphsw hapsw ahpsw shapw hsapw sahpw ashpw haspw ahspw pshwa sphwa phswa hpswa shpwa hspwa pswha spwha pwsha wpsha swpha wspha phwsa hpwsa pwhsa wphsa hwpsa whpsa shwpa hswpa swhpa wshpa hwspa whspa psawh spawh paswh apswh sapwh aspwh pswah spwah pwsah wpsah swpah wspah pawsh apwsh pwash wpash awpsh wapsh sawph aswph swaph wsaph awsph wasph phaws hpaws pahws aphws hapws ahpws phwas hpwas pwhas wphas hwpas whpas pawhs apwhs pwahs wpahs awphs waphs hawps ahwps hwaps whaps awhps wahps shawp hsawp sahwp ashwp haswp ahswp shwap hswap swhap wshap hwsap whsap sawhp aswhp swahp wsahp awshp washp hawsp ahwsp hwasp whasp awhsp wahsp
Note: these 'words' (valid or invalid) are all the permutations of the word pshaw. These words are obtained by scrambling the letters in pshaw.