spaws psaws sapws aspws pasws apsws spwas pswas swpas wspas pwsas wpsas sawps aswps swaps wsaps awsps wasps pawss apwss pwass wpass awpss wapss spasw psasw sapsw aspsw passw apssw spsaw pssaw sspaw sspaw pssaw spsaw saspw asspw ssapw ssapw asspw saspw passw apssw psasw spasw aspsw sapsw spwsa pswsa swpsa wspsa pwssa wpssa spswa psswa sspwa sspwa psswa spswa swspa wsspa sswpa sswpa wsspa swspa pwssa wpssa pswsa spwsa wspsa swpsa sawsp aswsp swasp wsasp awssp wassp saswp asswp ssawp ssawp asswp saswp swsap wssap sswap sswap wssap swsap awssp wassp aswsp sawsp wsasp swasp pawss apwss pwass wpass awpss wapss pasws apsws psaws spaws aspws sapws pwsas wpsas pswas spwas wspas swpas awsps wasps aswps sawps wsaps swaps
Note: these 'words' (valid or invalid) are all the permutations of the word spaws. These words are obtained by scrambling the letters in spaws.