trice rtice tirce itrce ritce irtce trcie rtcie tcrie ctrie rctie crtie ticre itcre tcire ctire ictre citre ricte ircte rcite crite icrte cirte triec rtiec tirec itrec ritec irtec treic rteic teric etric retic ertic tierc iterc teirc etirc ietrc eitrc rietc iretc reitc eritc iertc eirtc trcei rtcei tcrei ctrei rctei crtei treci rteci terci etrci retci ertci tceri cteri tecri etcri cetri ectri rceti creti recti ercti certi ecrti ticer itcer tcier ctier icter citer tiecr itecr teicr eticr ietcr eitcr tceir cteir tecir etcir cetir ectir icetr cietr iectr eictr ceitr ecitr ricet ircet rciet criet icret ciret riect irect reict erict ierct eirct rceit creit recit ercit cerit ecrit icert ciert iecrt eicrt ceirt ecirt
Note: these 'words' (valid or invalid) are all the permutations of the word trice. These words are obtained by scrambling the letters in trice.