coigns ocigns ciogns icogns oicgns iocgns cogins ocgins cgoins gcoins ogcins gocins cigons icgons cgions gcions igcons gicons oigcns iogcns ogicns goicns igocns giocns coings ocings ciongs icongs oicngs iocngs conigs ocnigs cnoigs ncoigs oncigs nocigs cinogs icnogs cniogs nciogs incogs nicogs oincgs ioncgs onicgs noicgs inocgs niocgs cognis ocgnis cgonis gconis ogcnis gocnis congis ocngis cnogis ncogis oncgis nocgis cgnois gcnois cngois ncgois gncois ngcois ogncis goncis ongcis nogcis gnocis ngocis cignos icgnos cginos gcinos igcnos gicnos cingos icngos cnigos ncigos incgos nicgos cgnios gcnios cngios ncgios gncios ngcios igncos gincos ingcos nigcos gnicos ngicos oigncs iogncs ogincs goincs igoncs gioncs oingcs iongcs onigcs noigcs inogcs niogcs ognics gonics ongics nogics gnoics ngoics ignocs ginocs ingocs nigocs gniocs ngiocs coigsn ocigsn ciogsn icogsn oicgsn iocgsn cogisn ocgisn cgoisn gcoisn ogcisn gocisn cigosn icgosn cgiosn gciosn igcosn gicosn oigcsn iogcsn ogicsn goicsn igocsn giocsn coisgn ocisgn ciosgn icosgn oicsgn iocsgn cosign ocsign csoign scoign oscign socign cisogn icsogn csiogn sciogn iscogn sicogn oiscgn ioscgn osicgn soicgn isocgn siocgn cogsin ocgsin cgosin gcosin ogcsin gocsin cosgin ocsgin csogin scogin oscgin socgin cgsoin gcsoin csgoin scgoin gscoin sgcoin ogscin goscin osgcin sogcin gsocin sgocin cigson icgson cgison gcison igcson gicson cisgon icsgon csigon scigon iscgon sicgon cgsion gcsion csgion scgion gscion sgcion igscon giscon isgcon sigcon gsicon sgicon oigscn iogscn ogiscn goiscn igoscn gioscn oisgcn iosgcn osigcn soigcn isogcn siogcn ogsicn gosicn osgicn sogicn gsoicn sgoicn igsocn gisocn isgocn sigocn gsiocn sgiocn coinsg ocinsg cionsg iconsg oicnsg iocnsg conisg ocnisg cnoisg ncoisg oncisg nocisg cinosg icnosg cniosg nciosg incosg nicosg oincsg ioncsg onicsg noicsg inocsg niocsg coisng ocisng ciosng icosng oicsng iocsng cosing ocsing csoing scoing oscing socing cisong icsong csiong sciong iscong sicong oiscng ioscng osicng soicng isocng siocng consig ocnsig cnosig ncosig oncsig nocsig cosnig ocsnig csonig sconig oscnig socnig cnsoig ncsoig csnoig scnoig nscoig sncoig onscig noscig osncig soncig nsocig snocig cinsog icnsog cnisog ncisog incsog nicsog cisnog icsnog csinog scinog iscnog sicnog cnsiog ncsiog csniog scniog nsciog snciog inscog niscog isncog sincog nsicog snicog oinscg ionscg oniscg noiscg inoscg nioscg oisncg iosncg osincg soincg isoncg sioncg onsicg nosicg osnicg sonicg nsoicg snoicg insocg nisocg isnocg sinocg nsiocg sniocg cognsi ocgnsi cgonsi gconsi ogcnsi gocnsi congsi ocngsi cnogsi ncogsi oncgsi nocgsi cgnosi gcnosi cngosi ncgosi gncosi ngcosi ogncsi goncsi ongcsi nogcsi gnocsi ngocsi cogsni ocgsni cgosni gcosni ogcsni gocsni cosgni ocsgni csogni scogni oscgni socgni cgsoni gcsoni csgoni scgoni gsconi sgconi ogscni goscni osgcni sogcni gsocni sgocni consgi ocnsgi cnosgi ncosgi oncsgi nocsgi cosngi ocsngi csongi scongi oscngi socngi cnsogi ncsogi csnogi scnogi nscogi sncogi onscgi noscgi osncgi soncgi nsocgi snocgi cgnsoi gcnsoi cngsoi ncgsoi gncsoi ngcsoi cgsnoi gcsnoi csgnoi scgnoi gscnoi sgcnoi cnsgoi ncsgoi csngoi scngoi nscgoi sncgoi gnscoi ngscoi gsncoi sgncoi nsgcoi sngcoi ognsci gonsci ongsci nogsci gnosci ngosci ogsnci gosnci osgnci sognci gsonci sgonci onsgci nosgci osngci songci nsogci snogci gnsoci ngsoci gsnoci sgnoci nsgoci sngoci cignso icgnso cginso gcinso igcnso gicnso cingso icngso cnigso ncigso incgso nicgso cgniso gcniso cngiso ncgiso gnciso ngciso igncso gincso ingcso nigcso gnicso ngicso cigsno icgsno cgisno gcisno igcsno gicsno cisgno icsgno csigno scigno iscgno sicgno cgsino gcsino csgino scgino gscino sgcino igscno giscno isgcno sigcno gsicno sgicno cinsgo icnsgo cnisgo ncisgo incsgo nicsgo cisngo icsngo csingo scingo iscngo sicngo cnsigo ncsigo csnigo scnigo nscigo sncigo inscgo niscgo isncgo sincgo nsicgo snicgo cgnsio gcnsio cngsio ncgsio gncsio ngcsio cgsnio gcsnio csgnio scgnio gscnio sgcnio cnsgio ncsgio csngio scngio nscgio sncgio gnscio ngscio gsncio sgncio nsgcio sngcio ignsco ginsco ingsco nigsco gnisco ngisco igsnco gisnco isgnco signco gsinco sginco insgco nisgco isngco singco nsigco snigco gnsico ngsico gsnico sgnico nsgico sngico oignsc iognsc oginsc goinsc igonsc gionsc oingsc iongsc onigsc noigsc inogsc niogsc ognisc gonisc ongisc nogisc gnoisc ngoisc ignosc ginosc ingosc nigosc gniosc ngiosc oigsnc iogsnc ogisnc goisnc igosnc giosnc oisgnc iosgnc osignc soignc isognc siognc ogsinc gosinc osginc soginc gsoinc sgoinc igsonc gisonc isgonc sigonc gsionc sgionc oinsgc ionsgc onisgc noisgc inosgc niosgc oisngc iosngc osingc soingc isongc siongc onsigc nosigc osnigc sonigc nsoigc snoigc insogc nisogc isnogc sinogc nsiogc sniogc ognsic gonsic ongsic nogsic gnosic ngosic ogsnic gosnic osgnic sognic gsonic sgonic onsgic nosgic osngic songic nsogic snogic gnsoic ngsoic gsnoic sgnoic nsgoic sngoic ignsoc ginsoc ingsoc nigsoc gnisoc ngisoc igsnoc gisnoc isgnoc signoc gsinoc sginoc insgoc nisgoc isngoc singoc nsigoc snigoc gnsioc ngsioc gsnioc sgnioc nsgioc sngioc
Note: these 'words' (valid or invalid) are all the permutations of the word coigns. These words are obtained by scrambling the letters in coigns.