colder oclder cloder lcoder olcder locder codler ocdler cdoler dcoler odcler docler cldoer lcdoer cdloer dcloer ldcoer dlcoer oldcer lodcer odlcer dolcer ldocer dlocer coledr ocledr cloedr lcoedr olcedr locedr coeldr oceldr ceoldr ecoldr oecldr eocldr cleodr lceodr celodr eclodr lecodr elcodr olecdr loecdr oelcdr eolcdr leocdr elocdr codelr ocdelr cdoelr dcoelr odcelr docelr coedlr ocedlr ceodlr ecodlr oecdlr eocdlr cdeolr dceolr cedolr ecdolr decolr edcolr odeclr doeclr oedclr eodclr deoclr edoclr cldeor lcdeor cdleor dcleor ldceor dlceor cledor lcedor celdor ecldor lecdor elcdor cdelor dcelor cedlor ecdlor declor edclor ldecor dlecor ledcor eldcor delcor edlcor oldecr lodecr odlecr dolecr ldoecr dloecr oledcr loedcr oeldcr eoldcr leodcr elodcr odelcr doelcr oedlcr eodlcr deolcr edolcr ldeocr dleocr ledocr eldocr delocr edlocr coldre ocldre clodre lcodre olcdre locdre codlre ocdlre cdolre dcolre odclre doclre cldore lcdore cdlore dclore ldcore dlcore oldcre lodcre odlcre dolcre ldocre dlocre colrde oclrde clorde lcorde olcrde locrde corlde ocrlde crolde rcolde orclde roclde clrode lcrode crlode rclode lrcode rlcode olrcde lorcde orlcde rolcde lrocde rlocde codrle ocdrle cdorle dcorle odcrle docrle cordle ocrdle crodle rcodle orcdle rocdle cdrole dcrole crdole rcdole drcole rdcole odrcle dorcle ordcle rodcle drocle rdocle cldroe lcdroe cdlroe dclroe ldcroe dlcroe clrdoe lcrdoe crldoe rcldoe lrcdoe rlcdoe cdrloe dcrloe crdloe rcdloe drcloe rdcloe ldrcoe dlrcoe lrdcoe rldcoe drlcoe rdlcoe oldrce lodrce odlrce dolrce ldorce dlorce olrdce lordce orldce roldce lrodce rlodce odrlce dorlce ordlce rodlce drolce rdolce ldroce dlroce lrdoce rldoce drloce rdloce colerd oclerd cloerd lcoerd olcerd locerd coelrd ocelrd ceolrd ecolrd oeclrd eoclrd cleord lceord celord eclord lecord elcord olecrd loecrd oelcrd eolcrd leocrd elocrd colred oclred clored lcored olcred locred corled ocrled croled rcoled orcled rocled clroed lcroed crloed rcloed lrcoed rlcoed olrced lorced orlced rolced lroced rloced coerld ocerld ceorld ecorld oecrld eocrld coreld ocreld croeld rcoeld orceld roceld cerold ecrold creold rceold ercold recold oercld eorcld orecld roecld erocld reocld clerod lcerod celrod eclrod lecrod elcrod clreod lcreod crleod rcleod lrceod rlceod cerlod ecrlod crelod rcelod erclod reclod lercod elrcod lrecod rlecod erlcod relcod olercd loercd oelrcd eolrcd leorcd elorcd olrecd lorecd orlecd rolecd lroecd rloecd oerlcd eorlcd orelcd roelcd erolcd reolcd lerocd elrocd lreocd rleocd erlocd relocd coderl ocderl cdoerl dcoerl odcerl docerl coedrl ocedrl ceodrl ecodrl oecdrl eocdrl cdeorl dceorl cedorl ecdorl decorl edcorl odecrl doecrl oedcrl eodcrl deocrl edocrl codrel ocdrel cdorel dcorel odcrel docrel cordel ocrdel crodel rcodel orcdel rocdel cdroel dcroel crdoel rcdoel drcoel rdcoel odrcel dorcel ordcel rodcel drocel rdocel coerdl ocerdl ceordl ecordl oecrdl eocrdl coredl ocredl croedl rcoedl orcedl rocedl cerodl ecrodl creodl rceodl ercodl recodl oercdl eorcdl orecdl roecdl erocdl reocdl cderol dcerol cedrol ecdrol decrol edcrol cdreol dcreol crdeol rcdeol drceol rdceol cerdol ecrdol credol rcedol ercdol recdol dercol edrcol drecol rdecol erdcol redcol odercl doercl oedrcl eodrcl deorcl edorcl odrecl dorecl ordecl rodecl droecl rdoecl oerdcl eordcl oredcl roedcl erodcl reodcl derocl edrocl dreocl rdeocl erdocl redocl cldero lcdero cdlero dclero ldcero dlcero cledro lcedro celdro ecldro lecdro elcdro cdelro dcelro cedlro ecdlro declro edclro ldecro dlecro ledcro eldcro delcro edlcro cldreo lcdreo cdlreo dclreo ldcreo dlcreo clrdeo lcrdeo crldeo rcldeo lrcdeo rlcdeo cdrleo dcrleo crdleo rcdleo drcleo rdcleo ldrceo dlrceo lrdceo rldceo drlceo rdlceo clerdo lcerdo celrdo eclrdo lecrdo elcrdo clredo lcredo crledo rcledo lrcedo rlcedo cerldo ecrldo creldo rceldo ercldo recldo lercdo elrcdo lrecdo rlecdo erlcdo relcdo cderlo dcerlo cedrlo ecdrlo decrlo edcrlo cdrelo dcrelo crdelo rcdelo drcelo rdcelo cerdlo ecrdlo credlo rcedlo ercdlo recdlo derclo edrclo dreclo rdeclo erdclo redclo lderco dlerco ledrco eldrco delrco edlrco ldreco dlreco lrdeco rldeco drleco rdleco lerdco elrdco lredco rledco erldco reldco derlco edrlco drelco rdelco erdlco redlco olderc loderc odlerc dolerc ldoerc dloerc oledrc loedrc oeldrc eoldrc leodrc elodrc odelrc doelrc oedlrc eodlrc deolrc edolrc ldeorc dleorc ledorc eldorc delorc edlorc oldrec lodrec odlrec dolrec ldorec dlorec olrdec lordec orldec roldec lrodec rlodec odrlec dorlec ordlec rodlec drolec rdolec ldroec dlroec lrdoec rldoec drloec rdloec olerdc loerdc oelrdc eolrdc leordc elordc olredc loredc orledc roledc lroedc rloedc oerldc eorldc oreldc roeldc eroldc reoldc lerodc elrodc lreodc rleodc erlodc relodc oderlc doerlc oedrlc eodrlc deorlc edorlc odrelc dorelc ordelc rodelc droelc rdoelc oerdlc eordlc oredlc roedlc erodlc reodlc derolc edrolc dreolc rdeolc erdolc redolc lderoc dleroc ledroc eldroc delroc edlroc ldreoc dlreoc lrdeoc rldeoc drleoc rdleoc lerdoc elrdoc lredoc rledoc erldoc reldoc derloc edrloc dreloc rdeloc erdloc redloc
Note: these 'words' (valid or invalid) are all the permutations of the word colder. These words are obtained by scrambling the letters in colder.