ricks ircks rciks criks icrks cirks rikcs irkcs rkics krics ikrcs kircs rckis crkis rkcis krcis ckris kcris ickrs cikrs ikcrs kicrs ckirs kcirs ricsk ircsk rcisk crisk icrsk cirsk risck irsck rsick srick isrck sirck rcsik crsik rscik srcik csrik scrik icsrk cisrk iscrk sicrk csirk scirk riksc irksc rkisc krisc ikrsc kirsc riskc irskc rsikc srikc isrkc sirkc rksic krsic rskic srkic ksric skric iksrc kisrc iskrc sikrc ksirc skirc rcksi crksi rkcsi krcsi ckrsi kcrsi rcski crski rscki srcki csrki scrki rksci krsci rskci srkci ksrci skrci cksri kcsri cskri sckri kscri skcri icksr ciksr ikcsr kicsr ckisr kcisr icskr ciskr isckr sickr csikr scikr ikscr kiscr iskcr sikcr ksicr skicr cksir kcsir cskir sckir kscir skcir
Note: these 'words' (valid or invalid) are all the permutations of the word ricks. These words are obtained by scrambling the letters in ricks.