coven ocven cvoen vcoen ovcen vocen coevn ocevn ceovn ecovn oecvn eocvn cveon vceon cevon ecvon vecon evcon ovecn voecn oevcn eovcn veocn evocn covne ocvne cvone vcone ovcne vocne conve ocnve cnove ncove oncve nocve cvnoe vcnoe cnvoe ncvoe vncoe nvcoe ovnce vonce onvce novce vnoce nvoce coenv ocenv ceonv econv oecnv eocnv conev ocnev cnoev ncoev oncev nocev cenov ecnov cneov nceov encov necov oencv eoncv onecv noecv enocv neocv cveno vceno cevno ecvno vecno evcno cvneo vcneo cnveo ncveo vnceo nvceo cenvo ecnvo cnevo ncevo encvo necvo venco evnco vneco nveco envco nevco ovenc voenc oevnc eovnc veonc evonc ovnec vonec onvec novec vnoec nvoec oenvc eonvc onevc noevc enovc neovc venoc evnoc vneoc nveoc envoc nevoc
Note: these 'words' (valid or invalid) are all the permutations of the word coven. These words are obtained by scrambling the letters in coven.