quists uqists qiusts iqusts uiqsts iuqsts qusits uqsits qsuits squits usqits suqits qisuts iqsuts qsiuts sqiuts isquts siquts uisqts iusqts usiqts suiqts isuqts siuqts quitss uqitss qiutss iqutss uiqtss iuqtss qutiss uqtiss qtuiss tquiss utqiss tuqiss qituss iqtuss qtiuss tqiuss itquss tiquss uitqss iutqss utiqss tuiqss ituqss tiuqss qustis uqstis qsutis squtis usqtis suqtis qutsis uqtsis qtusis tqusis utqsis tuqsis qstuis sqtuis qtsuis tqsuis stquis tsquis ustqis sutqis utsqis tusqis stuqis tsuqis qistus iqstus qsitus sqitus isqtus siqtus qitsus iqtsus qtisus tqisus itqsus tiqsus qstius sqtius qtsius tqsius stqius tsqius istqus sitqus itsqus tisqus stiqus tsiqus uistqs iustqs usitqs suitqs isutqs siutqs uitsqs iutsqs utisqs tuisqs itusqs tiusqs ustiqs sutiqs utsiqs tusiqs stuiqs tsuiqs istuqs situqs itsuqs tisuqs stiuqs tsiuqs quisst uqisst qiusst iqusst uiqsst iuqsst qusist uqsist qsuist squist usqist suqist qisust iqsust qsiust sqiust isqust siqust uisqst iusqst usiqst suiqst isuqst siuqst quisst uqisst qiusst iqusst uiqsst iuqsst qusist uqsist qsuist squist usqist suqist qisust iqsust qsiust sqiust isqust siqust uisqst iusqst usiqst suiqst isuqst siuqst qussit uqssit qsusit squsit usqsit suqsit qussit uqssit qsusit squsit usqsit suqsit qssuit sqsuit qssuit sqsuit ssquit ssquit ussqit susqit ussqit susqit ssuqit ssuqit qissut iqssut qsisut sqisut isqsut siqsut qissut iqssut qsisut sqisut isqsut siqsut qssiut sqsiut qssiut sqsiut ssqiut ssqiut issqut sisqut issqut sisqut ssiqut ssiqut uissqt iussqt usisqt suisqt isusqt siusqt uissqt iussqt usisqt suisqt isusqt siusqt ussiqt susiqt ussiqt susiqt ssuiqt ssuiqt issuqt sisuqt issuqt sisuqt ssiuqt ssiuqt quitss uqitss qiutss iqutss uiqtss iuqtss qutiss uqtiss qtuiss tquiss utqiss tuqiss qituss iqtuss qtiuss tqiuss itquss tiquss uitqss iutqss utiqss tuiqss ituqss tiuqss quists uqists qiusts iqusts uiqsts iuqsts qusits uqsits qsuits squits usqits suqits qisuts iqsuts qsiuts sqiuts isquts siquts uisqts iusqts usiqts suiqts isuqts siuqts qutsis uqtsis qtusis tqusis utqsis tuqsis qustis uqstis qsutis squtis usqtis suqtis qtsuis tqsuis qstuis sqtuis tsquis stquis utsqis tusqis ustqis sutqis tsuqis stuqis qitsus iqtsus qtisus tqisus itqsus tiqsus qistus iqstus qsitus sqitus isqtus siqtus qtsius tqsius qstius sqtius tsqius stqius itsqus tisqus istqus sitqus tsiqus stiqus uitsqs iutsqs utisqs tuisqs itusqs tiusqs uistqs iustqs usitqs suitqs isutqs siutqs utsiqs tusiqs ustiqs sutiqs tsuiqs stuiqs itsuqs tisuqs istuqs situqs tsiuqs stiuqs qustsi uqstsi qsutsi squtsi usqtsi suqtsi qutssi uqtssi qtussi tqussi utqssi tuqssi qstusi sqtusi qtsusi tqsusi stqusi tsqusi ustqsi sutqsi utsqsi tusqsi stuqsi tsuqsi qussti uqssti qsusti squsti usqsti suqsti qussti uqssti qsusti squsti usqsti suqsti qssuti sqsuti qssuti sqsuti ssquti ssquti ussqti susqti ussqti susqti ssuqti ssuqti qutssi uqtssi qtussi tqussi utqssi tuqssi qustsi uqstsi qsutsi squtsi usqtsi suqtsi qtsusi tqsusi qstusi sqtusi tsqusi stqusi utsqsi tusqsi ustqsi sutqsi tsuqsi stuqsi qstsui sqtsui qtssui tqssui stqsui tsqsui qsstui sqstui qsstui sqstui ssqtui ssqtui qtssui tqssui qstsui sqtsui tsqsui stqsui stsqui tssqui sstqui sstqui tssqui stsqui ustsqi sutsqi utssqi tussqi stusqi tsusqi usstqi sustqi usstqi sustqi ssutqi ssutqi utssqi tussqi ustsqi sutsqi tsusqi stusqi stsuqi tssuqi sstuqi sstuqi tssuqi stsuqi qistsu iqstsu qsitsu sqitsu isqtsu siqtsu qitssu iqtssu qtissu tqissu itqssu tiqssu qstisu sqtisu qtsisu tqsisu stqisu tsqisu istqsu sitqsu itsqsu tisqsu stiqsu tsiqsu qisstu iqsstu qsistu sqistu isqstu siqstu qisstu iqsstu qsistu sqistu isqstu siqstu qssitu sqsitu qssitu sqsitu ssqitu ssqitu issqtu sisqtu issqtu sisqtu ssiqtu ssiqtu qitssu iqtssu qtissu tqissu itqssu tiqssu qistsu iqstsu qsitsu sqitsu isqtsu siqtsu qtsisu tqsisu qstisu sqtisu tsqisu stqisu itsqsu tisqsu istqsu sitqsu tsiqsu stiqsu qstsiu sqtsiu qtssiu tqssiu stqsiu tsqsiu qsstiu sqstiu qsstiu sqstiu ssqtiu ssqtiu qtssiu tqssiu qstsiu sqtsiu tsqsiu stqsiu stsqiu tssqiu sstqiu sstqiu tssqiu stsqiu istsqu sitsqu itssqu tissqu stisqu tsisqu isstqu sistqu isstqu sistqu ssitqu ssitqu itssqu tissqu istsqu sitsqu tsisqu stisqu stsiqu tssiqu sstiqu sstiqu tssiqu stsiqu uistsq iustsq usitsq suitsq isutsq siutsq uitssq iutssq utissq tuissq itussq tiussq ustisq sutisq utsisq tusisq stuisq tsuisq istusq situsq itsusq tisusq stiusq tsiusq uisstq iusstq usistq suistq isustq siustq uisstq iusstq usistq suistq isustq siustq ussitq susitq ussitq susitq ssuitq ssuitq issutq sisutq issutq sisutq ssiutq ssiutq uitssq iutssq utissq tuissq itussq tiussq uistsq iustsq usitsq suitsq isutsq siutsq utsisq tusisq ustisq sutisq tsuisq stuisq itsusq tisusq istusq situsq tsiusq stiusq ustsiq sutsiq utssiq tussiq stusiq tsusiq usstiq sustiq usstiq sustiq ssutiq ssutiq utssiq tussiq ustsiq sutsiq tsusiq stusiq stsuiq tssuiq sstuiq sstuiq tssuiq stsuiq istsuq sitsuq itssuq tissuq stisuq tsisuq isstuq sistuq isstuq sistuq ssituq ssituq itssuq tissuq istsuq sitsuq tsisuq stisuq stsiuq tssiuq sstiuq sstiuq tssiuq stsiuq
Note: these 'words' (valid or invalid) are all the permutations of the word quists. These words are obtained by scrambling the letters in quists.