nautch anutch nuatch unatch auntch uantch natuch antuch ntauch tnauch atnuch tanuch nutach untach ntuach tnuach utnach tunach autnch uatnch atunch taunch utanch tuanch naucth anucth nuacth unacth auncth uancth nacuth ancuth ncauth cnauth acnuth canuth nucath uncath ncuath cnuath ucnath cunath aucnth uacnth acunth caunth ucanth cuanth natcuh antcuh ntacuh tnacuh atncuh tancuh nactuh anctuh ncatuh cnatuh acntuh cantuh ntcauh tncauh nctauh cntauh tcnauh ctnauh atcnuh tacnuh actnuh catnuh tcanuh ctanuh nutcah untcah ntucah tnucah utncah tuncah nuctah unctah ncutah cnutah ucntah cuntah ntcuah tncuah nctuah cntuah tcnuah ctnuah utcnah tucnah uctnah cutnah tcunah ctunah autcnh uatcnh atucnh taucnh utacnh tuacnh auctnh uactnh acutnh cautnh ucatnh cuatnh atcunh tacunh actunh catunh tcaunh ctaunh utcanh tucanh uctanh cutanh tcuanh ctuanh nauthc anuthc nuathc unathc aunthc uanthc natuhc antuhc ntauhc tnauhc atnuhc tanuhc nutahc untahc ntuahc tnuahc utnahc tunahc autnhc uatnhc atunhc taunhc utanhc tuanhc nauhtc anuhtc nuahtc unahtc aunhtc uanhtc nahutc anhutc nhautc hnautc ahnutc hanutc nuhatc unhatc nhuatc hnuatc uhnatc hunatc auhntc uahntc ahuntc hauntc uhantc huantc nathuc anthuc ntahuc tnahuc atnhuc tanhuc nahtuc anhtuc nhatuc hnatuc ahntuc hantuc nthauc tnhauc nhtauc hntauc thnauc htnauc athnuc tahnuc ahtnuc hatnuc thanuc htanuc nuthac unthac ntuhac tnuhac utnhac tunhac nuhtac unhtac nhutac hnutac uhntac huntac nthuac tnhuac nhtuac hntuac thnuac htnuac uthnac tuhnac uhtnac hutnac thunac htunac authnc uathnc atuhnc tauhnc utahnc tuahnc auhtnc uahtnc ahutnc hautnc uhatnc huatnc athunc tahunc ahtunc hatunc thaunc htaunc uthanc tuhanc uhtanc hutanc thuanc htuanc naucht anucht nuacht unacht auncht uancht nacuht ancuht ncauht cnauht acnuht canuht nucaht uncaht ncuaht cnuaht ucnaht cunaht aucnht uacnht acunht caunht ucanht cuanht nauhct anuhct nuahct unahct aunhct uanhct nahuct anhuct nhauct hnauct ahnuct hanuct nuhact unhact nhuact hnuact uhnact hunact auhnct uahnct ahunct haunct uhanct huanct nachut anchut ncahut cnahut acnhut canhut nahcut anhcut nhacut hnacut ahncut hancut nchaut cnhaut nhcaut hncaut chnaut hcnaut achnut cahnut ahcnut hacnut chanut hcanut nuchat unchat ncuhat cnuhat ucnhat cunhat nuhcat unhcat nhucat hnucat uhncat huncat nchuat cnhuat nhcuat hncuat chnuat hcnuat uchnat cuhnat uhcnat hucnat chunat hcunat auchnt uachnt acuhnt cauhnt ucahnt cuahnt auhcnt uahcnt ahucnt haucnt uhacnt huacnt achunt cahunt ahcunt hacunt chaunt hcaunt uchant cuhant uhcant hucant chuant hcuant natchu antchu ntachu tnachu atnchu tanchu nacthu ancthu ncathu cnathu acnthu canthu ntcahu tncahu nctahu cntahu tcnahu ctnahu atcnhu tacnhu actnhu catnhu tcanhu ctanhu nathcu anthcu ntahcu tnahcu atnhcu tanhcu nahtcu anhtcu nhatcu hnatcu ahntcu hantcu nthacu tnhacu nhtacu hntacu thnacu htnacu athncu tahncu ahtncu hatncu thancu htancu nachtu anchtu ncahtu cnahtu acnhtu canhtu nahctu anhctu nhactu hnactu ahnctu hanctu nchatu cnhatu nhcatu hncatu chnatu hcnatu achntu cahntu ahcntu hacntu chantu hcantu ntchau tnchau ncthau cnthau tcnhau ctnhau nthcau tnhcau nhtcau hntcau thncau htncau nchtau cnhtau nhctau hnctau chntau hcntau tchnau cthnau thcnau htcnau chtnau hctnau atchnu tachnu acthnu cathnu tcahnu ctahnu athcnu tahcnu ahtcnu hatcnu thacnu htacnu achtnu cahtnu ahctnu hactnu chatnu hcatnu tchanu cthanu thcanu htcanu chtanu hctanu nutcha untcha ntucha tnucha utncha tuncha nuctha unctha ncutha cnutha ucntha cuntha ntcuha tncuha nctuha cntuha tcnuha ctnuha utcnha tucnha uctnha cutnha tcunha ctunha nuthca unthca ntuhca tnuhca utnhca tunhca nuhtca unhtca nhutca hnutca uhntca huntca nthuca tnhuca nhtuca hntuca thnuca htnuca uthnca tuhnca uhtnca hutnca thunca htunca nuchta unchta ncuhta cnuhta ucnhta cunhta nuhcta unhcta nhucta hnucta uhncta huncta nchuta cnhuta nhcuta hncuta chnuta hcnuta uchnta cuhnta uhcnta hucnta chunta hcunta ntchua tnchua ncthua cnthua tcnhua ctnhua nthcua tnhcua nhtcua hntcua thncua htncua nchtua cnhtua nhctua hnctua chntua hcntua tchnua cthnua thcnua htcnua chtnua hctnua utchna tuchna ucthna cuthna tcuhna ctuhna uthcna tuhcna uhtcna hutcna thucna htucna uchtna cuhtna uhctna huctna chutna hcutna tchuna cthuna thcuna htcuna chtuna hctuna autchn uatchn atuchn tauchn utachn tuachn aucthn uacthn acuthn cauthn ucathn cuathn atcuhn tacuhn actuhn catuhn tcauhn ctauhn utcahn tucahn uctahn cutahn tcuahn ctuahn authcn uathcn atuhcn tauhcn utahcn tuahcn auhtcn uahtcn ahutcn hautcn uhatcn huatcn athucn tahucn ahtucn hatucn thaucn htaucn uthacn tuhacn uhtacn hutacn thuacn htuacn auchtn uachtn acuhtn cauhtn ucahtn cuahtn auhctn uahctn ahuctn hauctn uhactn huactn achutn cahutn ahcutn hacutn chautn hcautn uchatn cuhatn uhcatn hucatn chuatn hcuatn atchun tachun acthun cathun tcahun ctahun athcun tahcun ahtcun hatcun thacun htacun achtun cahtun ahctun hactun chatun hcatun tchaun cthaun thcaun htcaun chtaun hctaun utchan tuchan ucthan cuthan tcuhan ctuhan uthcan tuhcan uhtcan hutcan thucan htucan uchtan cuhtan uhctan huctan chutan hcutan tchuan cthuan thcuan htcuan chtuan hctuan
Note: these 'words' (valid or invalid) are all the permutations of the word nautch. These words are obtained by scrambling the letters in nautch.