spial psial sipal ispal pisal ipsal spail psail sapil aspil pasil apsil siapl isapl saipl asipl iaspl aispl piasl ipasl paisl apisl iapsl aipsl spila psila sipla ispla pisla ipsla splia pslia slpia lspia plsia lpsia silpa islpa slipa lsipa ilspa lispa pilsa iplsa plisa lpisa ilpsa lipsa spali psali sapli aspli pasli apsli splai pslai slpai lspai plsai lpsai salpi aslpi slapi lsapi alspi laspi palsi aplsi plasi lpasi alpsi lapsi sialp isalp sailp asilp iaslp aislp silap islap sliap lsiap ilsap lisap salip aslip slaip lsaip alsip lasip ialsp ailsp ilasp liasp alisp laisp pials ipals pails apils iapls aipls pilas iplas plias lpias ilpas lipas palis aplis plais lpais alpis lapis ialps ailps ilaps liaps alips laips
Note: these 'words' (valid or invalid) are all the permutations of the word spial. These words are obtained by scrambling the letters in spial.