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