cactus acctus ccatus ccatus acctus cactus catcus actcus ctacus tcacus atccus taccus cctaus cctaus ctcaus tccaus ctcaus tccaus actcus catcus atccus taccus ctacus tcacus cacuts accuts ccauts ccauts accuts cacuts caucts acucts cuacts ucacts auccts uaccts ccuats ccuats cucats uccats cucats uccats acucts caucts auccts uaccts cuacts ucacts catucs actucs ctaucs tcaucs atcucs tacucs cautcs acutcs cuatcs ucatcs auctcs uactcs ctuacs tcuacs cutacs uctacs tucacs utcacs atuccs tauccs autccs uatccs tuaccs utaccs cctuas cctuas ctcuas tccuas ctcuas tccuas ccutas ccutas cuctas ucctas cuctas ucctas ctucas tcucas cutcas uctcas tuccas utccas ctucas tcucas cutcas uctcas tuccas utccas actucs catucs atcucs tacucs ctaucs tcaucs acutcs cautcs auctcs uactcs cuatcs ucatcs atuccs tauccs autccs uatccs tuaccs utaccs ctuacs tcuacs cutacs uctacs tucacs utcacs cactsu acctsu ccatsu ccatsu acctsu cactsu catcsu actcsu ctacsu tcacsu atccsu taccsu cctasu cctasu ctcasu tccasu ctcasu tccasu actcsu catcsu atccsu taccsu ctacsu tcacsu cacstu accstu ccastu ccastu accstu cacstu casctu acsctu csactu scactu ascctu sacctu ccsatu ccsatu cscatu sccatu cscatu sccatu acsctu casctu ascctu sacctu csactu scactu catscu actscu ctascu tcascu atcscu tacscu castcu acstcu csatcu scatcu asctcu sactcu ctsacu tcsacu cstacu sctacu tscacu stcacu atsccu tasccu astccu satccu tsaccu staccu cctsau cctsau ctcsau tccsau ctcsau tccsau ccstau ccstau csctau scctau csctau scctau ctscau tcscau cstcau sctcau tsccau stccau ctscau tcscau cstcau sctcau tsccau stccau actscu catscu atcscu tacscu ctascu tcascu acstcu castcu asctcu sactcu csatcu scatcu atsccu tasccu astccu satccu tsaccu staccu ctsacu tcsacu cstacu sctacu tscacu stcacu cacust accust ccaust ccaust accust cacust caucst acucst cuacst ucacst auccst uaccst ccuast ccuast cucast uccast cucast uccast acucst caucst auccst uaccst cuacst ucacst cacsut accsut ccasut ccasut accsut cacsut cascut acscut csacut scacut asccut saccut ccsaut ccsaut cscaut sccaut cscaut sccaut acscut cascut asccut saccut csacut scacut causct acusct cuasct ucasct aucsct uacsct casuct acsuct csauct scauct ascuct sacuct cusact ucsact csuact scuact uscact sucact auscct uascct asucct saucct usacct suacct ccusat ccusat cucsat uccsat cucsat uccsat ccsuat ccsuat cscuat sccuat cscuat sccuat cuscat ucscat csucat scucat usccat succat cuscat ucscat csucat scucat usccat succat acusct causct aucsct uacsct cuasct ucasct acsuct casuct ascuct sacuct csauct scauct auscct uascct asucct saucct usacct suacct cusact ucsact csuact scuact uscact sucact catusc actusc ctausc tcausc atcusc tacusc cautsc acutsc cuatsc ucatsc auctsc uactsc ctuasc tcuasc cutasc uctasc tucasc utcasc atucsc taucsc autcsc uatcsc tuacsc utacsc catsuc actsuc ctasuc tcasuc atcsuc tacsuc castuc acstuc csatuc scatuc asctuc sactuc ctsauc tcsauc cstauc sctauc tscauc stcauc atscuc tascuc astcuc satcuc tsacuc stacuc caustc acustc cuastc ucastc aucstc uacstc casutc acsutc csautc scautc ascutc sacutc cusatc ucsatc csuatc scuatc uscatc sucatc ausctc uasctc asuctc sauctc usactc suactc ctusac tcusac cutsac uctsac tucsac utcsac ctsuac tcsuac cstuac sctuac tscuac stcuac custac ucstac csutac scutac usctac suctac tuscac utscac tsucac stucac ustcac sutcac atuscc tauscc autscc uatscc tuascc utascc atsucc tasucc astucc satucc tsaucc staucc austcc uastcc asutcc sautcc usatcc suatcc tusacc utsacc tsuacc stuacc ustacc sutacc cctusa cctusa ctcusa tccusa ctcusa tccusa ccutsa ccutsa cuctsa ucctsa cuctsa ucctsa ctucsa tcucsa cutcsa uctcsa tuccsa utccsa ctucsa tcucsa cutcsa uctcsa tuccsa utccsa cctsua cctsua ctcsua tccsua ctcsua tccsua ccstua ccstua csctua scctua csctua scctua ctscua tcscua cstcua sctcua tsccua stccua ctscua tcscua cstcua sctcua tsccua stccua ccusta ccusta cucsta uccsta cucsta uccsta ccsuta ccsuta cscuta sccuta cscuta sccuta cuscta ucscta csucta scucta usccta succta cuscta ucscta csucta scucta usccta succta ctusca tcusca cutsca uctsca tucsca utcsca ctsuca tcsuca cstuca sctuca tscuca stcuca custca ucstca csutca scutca usctca suctca tuscca utscca tsucca stucca ustcca sutcca ctusca tcusca cutsca uctsca tucsca utcsca ctsuca tcsuca cstuca sctuca tscuca stcuca custca ucstca csutca scutca usctca suctca tuscca utscca tsucca stucca ustcca sutcca actusc catusc atcusc tacusc ctausc tcausc acutsc cautsc auctsc uactsc cuatsc ucatsc atucsc taucsc autcsc uatcsc tuacsc utacsc ctuasc tcuasc cutasc uctasc tucasc utcasc actsuc catsuc atcsuc tacsuc ctasuc tcasuc acstuc castuc asctuc sactuc csatuc scatuc atscuc tascuc astcuc satcuc tsacuc stacuc ctsauc tcsauc cstauc sctauc tscauc stcauc acustc caustc aucstc uacstc cuastc ucastc acsutc casutc ascutc sacutc csautc scautc ausctc uasctc asuctc sauctc usactc suactc cusatc ucsatc csuatc scuatc uscatc sucatc atuscc tauscc autscc uatscc tuascc utascc atsucc tasucc astucc satucc tsaucc staucc austcc uastcc asutcc sautcc usatcc suatcc tusacc utsacc tsuacc stuacc ustacc sutacc ctusac tcusac cutsac uctsac tucsac utcsac ctsuac tcsuac cstuac sctuac tscuac stcuac custac ucstac csutac scutac usctac suctac tuscac utscac tsucac stucac ustcac sutcac
Note: these 'words' (valid or invalid) are all the permutations of the word cactus. These words are obtained by scrambling the letters in cactus.