nepit enpit npeit pneit epnit penit neipt enipt niept inept einpt ienpt npiet pniet nipet inpet pinet ipnet epint peint eipnt iepnt pient ipent nepti enpti npeti pneti epnti penti netpi entpi ntepi tnepi etnpi tenpi nptei pntei ntpei tnpei ptnei tpnei eptni petni etpni tepni pteni tpeni neitp enitp nietp inetp eintp ientp netip entip nteip tneip etnip tenip nitep intep ntiep tniep itnep tinep eitnp ietnp etinp teinp itenp tienp npite pnite nipte inpte pinte ipnte nptie pntie ntpie tnpie ptnie tpnie nitpe intpe ntipe tnipe itnpe tinpe pitne iptne ptine tpine itpne tipne epitn peitn eiptn ieptn pietn ipetn eptin petin etpin tepin ptein tpein eitpn ietpn etipn teipn itepn tiepn piten ipten ptien tpien itpen tipen
Note: these 'words' (valid or invalid) are all the permutations of the word nepit. These words are obtained by scrambling the letters in nepit.