paste apste psate spate aspte sapte patse aptse ptase tpase atpse tapse pstae sptae ptsae tpsae stpae tspae astpe satpe atspe taspe stape tsape paset apset psaet spaet aspet sapet paest apest peast epast aepst eapst pseat speat pesat epsat sepat espat asept saept aespt easpt seapt esapt pates aptes ptaes tpaes atpes tapes paets apets peats epats aepts eapts pteas tpeas petas eptas tepas etpas ateps taeps aetps eatps teaps etaps pstea sptea ptsea tpsea stpea tspea pseta speta pesta epsta septa espta ptesa tpesa petsa eptsa tepsa etpsa stepa tsepa setpa estpa tespa etspa astep satep atsep tasep staep tsaep asetp saetp aestp eastp seatp esatp atesp taesp aetsp eatsp teasp etasp steap tseap setap estap tesap etsap
Note: these 'words' (valid or invalid) are all the permutations of the word paste. These words are obtained by scrambling the letters in paste.