coign ocign ciogn icogn oicgn iocgn cogin ocgin cgoin gcoin ogcin gocin cigon icgon cgion gcion igcon gicon oigcn iogcn ogicn goicn igocn giocn coing ocing ciong icong oicng iocng conig ocnig cnoig ncoig oncig nocig cinog icnog cniog nciog incog nicog oincg ioncg onicg noicg inocg niocg cogni ocgni cgoni gconi ogcni gocni congi ocngi cnogi ncogi oncgi nocgi cgnoi gcnoi cngoi ncgoi gncoi ngcoi ognci gonci ongci nogci gnoci ngoci cigno icgno cgino gcino igcno gicno cingo icngo cnigo ncigo incgo nicgo cgnio gcnio cngio ncgio gncio ngcio ignco ginco ingco nigco gnico ngico oignc iognc oginc goinc igonc gionc oingc iongc onigc noigc inogc niogc ognic gonic ongic nogic gnoic ngoic ignoc ginoc ingoc nigoc gnioc ngioc
Note: these 'words' (valid or invalid) are all the permutations of the word coign. These words are obtained by scrambling the letters in coign.