falter aflter flater lfater alfter lafter fatler aftler ftaler tfaler atfler tafler fltaer lftaer ftlaer tflaer ltfaer tlfaer altfer latfer atlfer talfer ltafer tlafer faletr afletr flaetr lfaetr alfetr lafetr faeltr afeltr fealtr efaltr aefltr eafltr fleatr lfeatr felatr eflatr lefatr elfatr aleftr laeftr aelftr ealftr leaftr elaftr fatelr aftelr ftaelr tfaelr atfelr tafelr faetlr afetlr featlr efatlr aeftlr eaftlr ftealr tfealr fetalr eftalr tefalr etfalr ateflr taeflr aetflr eatflr teaflr etaflr fltear lftear ftlear tflear ltfear tlfear fletar lfetar feltar efltar leftar elftar ftelar tfelar fetlar eftlar teflar etflar ltefar tlefar letfar eltfar telfar etlfar altefr latefr atlefr talefr ltaefr tlaefr aletfr laetfr aeltfr ealtfr leatfr elatfr atelfr taelfr aetlfr eatlfr tealfr etalfr lteafr tleafr letafr eltafr telafr etlafr faltre afltre flatre lfatre alftre laftre fatlre aftlre ftalre tfalre atflre taflre fltare lftare ftlare tflare ltfare tlfare altfre latfre atlfre talfre ltafre tlafre falrte aflrte flarte lfarte alfrte lafrte farlte afrlte fralte rfalte arflte raflte flrate lfrate frlate rflate lrfate rlfate alrfte larfte arlfte ralfte lrafte rlafte fatrle aftrle ftarle tfarle atfrle tafrle fartle afrtle fratle rfatle arftle raftle ftrale tfrale frtale rftale trfale rtfale atrfle tarfle artfle ratfle trafle rtafle fltrae lftrae ftlrae tflrae ltfrae tlfrae flrtae lfrtae frltae rfltae lrftae rlftae ftrlae tfrlae frtlae rftlae trflae rtflae ltrfae tlrfae lrtfae rltfae trlfae rtlfae altrfe latrfe atlrfe talrfe ltarfe tlarfe alrtfe lartfe arltfe raltfe lratfe rlatfe atrlfe tarlfe artlfe ratlfe tralfe rtalfe ltrafe tlrafe lrtafe rltafe trlafe rtlafe falert aflert flaert lfaert alfert lafert faelrt afelrt fealrt efalrt aeflrt eaflrt fleart lfeart felart eflart lefart elfart alefrt laefrt aelfrt ealfrt leafrt elafrt falret aflret flaret lfaret alfret lafret farlet afrlet fralet rfalet arflet raflet flraet lfraet frlaet rflaet lrfaet rlfaet alrfet larfet arlfet ralfet lrafet rlafet faerlt aferlt fearlt efarlt aefrlt eafrlt farelt afrelt fraelt rfaelt arfelt rafelt feralt efralt frealt rfealt erfalt refalt aerflt earflt areflt raeflt eraflt reaflt flerat lferat felrat eflrat lefrat elfrat flreat lfreat frleat rfleat lrfeat rlfeat ferlat efrlat frelat rfelat erflat reflat lerfat elrfat lrefat rlefat erlfat relfat alerft laerft aelrft ealrft learft elarft alreft lareft arleft raleft lraeft rlaeft aerlft earlft arelft raelft eralft realft leraft elraft lreaft rleaft erlaft relaft faterl afterl ftaerl tfaerl atferl taferl faetrl afetrl featrl efatrl aeftrl eaftrl ftearl tfearl fetarl eftarl tefarl etfarl atefrl taefrl aetfrl eatfrl teafrl etafrl fatrel aftrel ftarel tfarel atfrel tafrel fartel afrtel fratel rfatel arftel raftel ftrael tfrael frtael rftael trfael rtfael atrfel tarfel artfel ratfel trafel rtafel faertl afertl feartl efartl aefrtl eafrtl faretl afretl fraetl rfaetl arfetl rafetl feratl efratl freatl rfeatl erfatl refatl aerftl earftl areftl raeftl eraftl reaftl fteral tferal fetral eftral tefral etfral ftreal tfreal frteal rfteal trfeal rtfeal fertal efrtal fretal rfetal erftal reftal terfal etrfal trefal rtefal ertfal retfal aterfl taerfl aetrfl eatrfl tearfl etarfl atrefl tarefl artefl ratefl traefl rtaefl aertfl eartfl aretfl raetfl eratfl reatfl terafl etrafl treafl rteafl ertafl retafl fltera lftera ftlera tflera ltfera tlfera fletra lfetra feltra efltra leftra elftra ftelra tfelra fetlra eftlra teflra etflra ltefra tlefra letfra eltfra telfra etlfra fltrea lftrea ftlrea tflrea ltfrea tlfrea flrtea lfrtea frltea rfltea lrftea rlftea ftrlea tfrlea frtlea rftlea trflea rtflea ltrfea tlrfea lrtfea rltfea trlfea rtlfea flerta lferta felrta eflrta lefrta elfrta flreta lfreta frleta rfleta lrfeta rlfeta ferlta efrlta frelta rfelta erflta reflta lerfta elrfta lrefta rlefta erlfta relfta fterla tferla fetrla eftrla tefrla etfrla ftrela tfrela frtela rftela trfela rtfela fertla efrtla fretla rfetla erftla reftla terfla etrfla trefla rtefla ertfla retfla lterfa tlerfa letrfa eltrfa telrfa etlrfa ltrefa tlrefa lrtefa rltefa trlefa rtlefa lertfa elrtfa lretfa rletfa erltfa reltfa terlfa etrlfa trelfa rtelfa ertlfa retlfa alterf laterf atlerf talerf ltaerf tlaerf aletrf laetrf aeltrf ealtrf leatrf elatrf atelrf taelrf aetlrf eatlrf tealrf etalrf ltearf tlearf letarf eltarf telarf etlarf altref latref atlref talref ltaref tlaref alrtef lartef arltef raltef lratef rlatef atrlef tarlef artlef ratlef tralef rtalef ltraef tlraef lrtaef rltaef trlaef rtlaef alertf laertf aelrtf ealrtf leartf elartf alretf laretf arletf raletf lraetf rlaetf aerltf earltf areltf raeltf eraltf realtf leratf elratf lreatf rleatf erlatf relatf aterlf taerlf aetrlf eatrlf tearlf etarlf atrelf tarelf artelf ratelf traelf rtaelf aertlf eartlf aretlf raetlf eratlf reatlf teralf etralf trealf rtealf ertalf retalf lteraf tleraf letraf eltraf telraf etlraf ltreaf tlreaf lrteaf rlteaf trleaf rtleaf lertaf elrtaf lretaf rletaf erltaf reltaf terlaf etrlaf trelaf rtelaf ertlaf retlaf
Note: these 'words' (valid or invalid) are all the permutations of the word falter. These words are obtained by scrambling the letters in falter.