spalt psalt saplt asplt paslt apslt splat pslat slpat lspat plsat lpsat salpt aslpt slapt lsapt alspt laspt palst aplst plast lpast alpst lapst spatl psatl saptl asptl pastl apstl sptal pstal stpal tspal ptsal tpsal satpl astpl stapl tsapl atspl taspl patsl aptsl ptasl tpasl atpsl tapsl splta pslta slpta lspta plsta lpsta sptla pstla stpla tspla ptsla tpsla sltpa lstpa stlpa tslpa ltspa tlspa pltsa lptsa ptlsa tplsa ltpsa tlpsa saltp asltp slatp lsatp alstp lastp satlp astlp stalp tsalp atslp taslp sltap lstap stlap tslap ltsap tlsap altsp latsp atlsp talsp ltasp tlasp palts aplts plats lpats alpts lapts patls aptls ptals tpals atpls tapls pltas lptas ptlas tplas ltpas tlpas altps latps atlps talps ltaps tlaps
Note: these 'words' (valid or invalid) are all the permutations of the word spalt. These words are obtained by scrambling the letters in spalt.