spawls psawls sapwls aspwls paswls apswls spwals pswals swpals wspals pwsals wpsals sawpls aswpls swapls wsapls awspls waspls pawsls apwsls pwasls wpasls awpsls wapsls spalws psalws saplws asplws paslws apslws splaws pslaws slpaws lspaws plsaws lpsaws salpws aslpws slapws lsapws alspws laspws palsws aplsws plasws lpasws alpsws lapsws spwlas pswlas swplas wsplas pwslas wpslas splwas pslwas slpwas lspwas plswas lpswas swlpas wslpas slwpas lswpas wlspas lwspas pwlsas wplsas plwsas lpwsas wlpsas lwpsas sawlps aswlps swalps wsalps awslps waslps salwps aslwps slawps lsawps alswps laswps swlaps wslaps slwaps lswaps wlsaps lwsaps awlsps walsps alwsps lawsps wlasps lwasps pawlss apwlss pwalss wpalss awplss waplss palwss aplwss plawss lpawss alpwss lapwss pwlass wplass plwass lpwass wlpass lwpass awlpss walpss alwpss lawpss wlapss lwapss spawsl psawsl sapwsl aspwsl paswsl apswsl spwasl pswasl swpasl wspasl pwsasl wpsasl sawpsl aswpsl swapsl wsapsl awspsl waspsl pawssl apwssl pwassl wpassl awpssl wapssl spaswl psaswl sapswl aspswl passwl apsswl spsawl pssawl sspawl sspawl pssawl spsawl saspwl asspwl ssapwl ssapwl asspwl saspwl passwl apsswl psaswl spaswl aspswl sapswl spwsal pswsal swpsal wspsal pwssal wpssal spswal psswal sspwal sspwal psswal spswal swspal wsspal sswpal sswpal wsspal swspal pwssal wpssal pswsal spwsal wspsal swpsal sawspl aswspl swaspl wsaspl awsspl wasspl saswpl asswpl ssawpl ssawpl asswpl saswpl swsapl wssapl sswapl sswapl wssapl swsapl awsspl wasspl aswspl sawspl wsaspl swaspl pawssl apwssl pwassl wpassl awpssl wapssl paswsl apswsl psawsl spawsl aspwsl sapwsl pwsasl wpsasl pswasl spwasl wspasl swpasl awspsl waspsl aswpsl sawpsl wsapsl swapsl spalsw psalsw saplsw asplsw paslsw apslsw splasw pslasw slpasw lspasw plsasw lpsasw salpsw aslpsw slapsw lsapsw alspsw laspsw palssw aplssw plassw lpassw alpssw lapssw spaslw psaslw sapslw aspslw passlw apsslw spsalw pssalw sspalw sspalw pssalw spsalw sasplw assplw ssaplw ssaplw assplw sasplw passlw apsslw psaslw spaslw aspslw sapslw splsaw pslsaw slpsaw lspsaw plssaw lpssaw spslaw psslaw ssplaw ssplaw psslaw spslaw slspaw lsspaw sslpaw sslpaw lsspaw slspaw plssaw lpssaw pslsaw splsaw lspsaw slpsaw salspw aslspw slaspw lsaspw alsspw lasspw saslpw asslpw ssalpw ssalpw asslpw saslpw slsapw lssapw sslapw sslapw lssapw slsapw alsspw lasspw aslspw salspw lsaspw slaspw palssw aplssw plassw lpassw alpssw lapssw paslsw apslsw psalsw spalsw asplsw saplsw plsasw lpsasw pslasw splasw lspasw slpasw alspsw laspsw aslpsw salpsw lsapsw slapsw spwlsa pswlsa swplsa wsplsa pwslsa wpslsa splwsa pslwsa slpwsa lspwsa plswsa lpswsa swlpsa wslpsa slwpsa lswpsa wlspsa lwspsa pwlssa wplssa plwssa lpwssa wlpssa lwpssa spwsla pswsla swpsla wspsla pwssla wpssla spswla psswla sspwla sspwla psswla spswla swspla wsspla sswpla sswpla wsspla swspla pwssla wpssla pswsla spwsla wspsla swpsla splswa pslswa slpswa lspswa plsswa lpsswa spslwa psslwa ssplwa ssplwa psslwa spslwa slspwa lsspwa sslpwa sslpwa lsspwa slspwa plsswa lpsswa pslswa splswa lspswa slpswa swlspa wslspa slwspa lswspa wlsspa lwsspa swslpa wsslpa sswlpa sswlpa wsslpa swslpa slswpa lsswpa sslwpa sslwpa lsswpa slswpa wlsspa lwsspa wslspa swlspa lswspa slwspa pwlssa wplssa plwssa lpwssa wlpssa lwpssa pwslsa wpslsa pswlsa spwlsa wsplsa swplsa plswsa lpswsa pslwsa splwsa lspwsa slpwsa wlspsa lwspsa wslpsa swlpsa lswpsa slwpsa sawlsp aswlsp swalsp wsalsp awslsp waslsp salwsp aslwsp slawsp lsawsp alswsp laswsp swlasp wslasp slwasp lswasp wlsasp lwsasp awlssp walssp alwssp lawssp wlassp lwassp sawslp aswslp swaslp wsaslp awsslp wasslp saswlp asswlp ssawlp ssawlp asswlp saswlp swsalp wssalp sswalp sswalp wssalp swsalp awsslp wasslp aswslp sawslp wsaslp swaslp salswp aslswp slaswp lsaswp alsswp lasswp saslwp asslwp ssalwp ssalwp asslwp saslwp slsawp lssawp sslawp sslawp lssawp slsawp alsswp lasswp aslswp salswp lsaswp slaswp swlsap wslsap slwsap lswsap wlssap lwssap swslap wsslap sswlap sswlap wsslap swslap slswap lsswap sslwap sslwap lsswap slswap wlssap lwssap wslsap swlsap lswsap slwsap awlssp walssp alwssp lawssp wlassp lwassp awslsp waslsp aswlsp sawlsp wsalsp swalsp alswsp laswsp aslwsp salwsp lsawsp slawsp wlsasp lwsasp wslasp swlasp lswasp slwasp pawlss apwlss pwalss wpalss awplss waplss palwss aplwss plawss lpawss alpwss lapwss pwlass wplass plwass lpwass wlpass lwpass awlpss walpss alwpss lawpss wlapss lwapss pawsls apwsls pwasls wpasls awpsls wapsls paswls apswls psawls spawls aspwls sapwls pwsals wpsals pswals spwals wspals swpals awspls waspls aswpls sawpls wsapls swapls palsws aplsws plasws lpasws alpsws lapsws paslws apslws psalws spalws asplws saplws plsaws lpsaws pslaws splaws lspaws slpaws alspws laspws aslpws salpws lsapws slapws pwlsas wplsas plwsas lpwsas wlpsas lwpsas pwslas wpslas pswlas spwlas wsplas swplas plswas lpswas pslwas splwas lspwas slpwas wlspas lwspas wslpas swlpas lswpas slwpas awlsps walsps alwsps lawsps wlasps lwasps awslps waslps aswlps sawlps wsalps swalps alswps laswps aslwps salwps lsawps slawps wlsaps lwsaps wslaps swlaps lswaps slwaps
Note: these 'words' (valid or invalid) are all the permutations of the word spawls. These words are obtained by scrambling the letters in spawls.