clown lcown colwn oclwn locwn olcwn clwon lcwon cwlon wclon lwcon wlcon cowln ocwln cwoln wcoln owcln wocln lowcn olwcn lwocn wlocn owlcn wolcn clonw lconw colnw oclnw locnw olcnw clnow lcnow cnlow nclow lncow nlcow conlw ocnlw cnolw ncolw onclw noclw loncw olncw lnocw nlocw onlcw nolcw clwno lcwno cwlno wclno lwcno wlcno clnwo lcnwo cnlwo nclwo lncwo nlcwo cwnlo wcnlo cnwlo ncwlo wnclo nwclo lwnco wlnco lnwco nlwco wnlco nwlco cownl ocwnl cwonl wconl owcnl wocnl conwl ocnwl cnowl ncowl oncwl nocwl cwnol wcnol cnwol ncwol wncol nwcol owncl woncl onwcl nowcl wnocl nwocl lownc olwnc lwonc wlonc owlnc wolnc lonwc olnwc lnowc nlowc onlwc nolwc lwnoc wlnoc lnwoc nlwoc wnloc nwloc ownlc wonlc onwlc nowlc wnolc nwolc
Note: these 'words' (valid or invalid) are all the permutations of the word clown. These words are obtained by scrambling the letters in clown.