befall ebfall bfeall fbeall efball feball beafll ebafll baefll abefll eabfll aebfll bfaell fbaell bafell abfell fabell afbell efabll feabll eafbll aefbll faebll afebll beflal ebflal bfelal fbelal efblal feblal belfal eblfal blefal lbefal elbfal lebfal bfleal fbleal blfeal lbfeal flbeal lfbeal eflbal felbal elfbal lefbal flebal lfebal bealfl ebalfl baelfl abelfl eablfl aeblfl belafl eblafl bleafl lbeafl elbafl lebafl balefl ablefl blaefl lbaefl albefl labefl ealbfl aelbfl elabfl leabfl alebfl laebfl bfalel fbalel baflel abflel fablel afblel bflael fblael blfael lbfael flbael lfbael balfel ablfel blafel lbafel albfel labfel falbel aflbel flabel lfabel alfbel lafbel efalbl fealbl eaflbl aeflbl faelbl afelbl eflabl felabl elfabl lefabl fleabl lfeabl ealfbl aelfbl elafbl leafbl alefbl laefbl falebl aflebl flaebl lfaebl alfebl lafebl befall ebfall bfeall fbeall efball feball beafll ebafll baefll abefll eabfll aebfll bfaell fbaell bafell abfell fabell afbell efabll feabll eafbll aefbll faebll afebll beflal ebflal bfelal fbelal efblal feblal belfal eblfal blefal lbefal elbfal lebfal bfleal fbleal blfeal lbfeal flbeal lfbeal eflbal felbal elfbal lefbal flebal lfebal bealfl ebalfl baelfl abelfl eablfl aeblfl belafl eblafl bleafl lbeafl elbafl lebafl balefl ablefl blaefl lbaefl albefl labefl ealbfl aelbfl elabfl leabfl alebfl laebfl bfalel fbalel baflel abflel fablel afblel bflael fblael blfael lbfael flbael lfbael balfel ablfel blafel lbafel albfel labfel falbel aflbel flabel lfabel alfbel lafbel efalbl fealbl eaflbl aeflbl faelbl afelbl eflabl felabl elfabl lefabl fleabl lfeabl ealfbl aelfbl elafbl leafbl alefbl laefbl falebl aflebl flaebl lfaebl alfebl lafebl beflla ebflla bfella fbella efblla feblla belfla eblfla blefla lbefla elbfla lebfla bflela fblela blfela lbfela flbela lfbela eflbla felbla elfbla lefbla flebla lfebla beflla ebflla bfella fbella efblla feblla belfla eblfla blefla lbefla elbfla lebfla bflela fblela blfela lbfela flbela lfbela eflbla felbla elfbla lefbla flebla lfebla bellfa ebllfa blelfa lbelfa elblfa leblfa bellfa ebllfa blelfa lbelfa elblfa leblfa bllefa lblefa bllefa lblefa llbefa llbefa ellbfa lelbfa ellbfa lelbfa llebfa llebfa bfllea fbllea blflea lbflea flblea lfblea bfllea fbllea blflea lbflea flblea lfblea bllfea lblfea bllfea lblfea llbfea llbfea fllbea lflbea fllbea lflbea llfbea llfbea efllba fellba elflba leflba flelba lfelba efllba fellba elflba leflba flelba lfelba ellfba lelfba ellfba lelfba llefba llefba flleba lfleba flleba lfleba llfeba llfeba beallf eballf baellf abellf eabllf aebllf belalf eblalf blealf lbealf elbalf lebalf balelf ablelf blaelf lbaelf albelf labelf ealblf aelblf elablf leablf aleblf laeblf beallf eballf baellf abellf eabllf aebllf belalf eblalf blealf lbealf elbalf lebalf balelf ablelf blaelf lbaelf albelf labelf ealblf aelblf elablf leablf aleblf laeblf bellaf ebllaf blelaf lbelaf elblaf leblaf bellaf ebllaf blelaf lbelaf elblaf leblaf blleaf lbleaf blleaf lbleaf llbeaf llbeaf ellbaf lelbaf ellbaf lelbaf llebaf llebaf ballef abllef blalef lbalef alblef lablef ballef abllef blalef lbalef alblef lablef bllaef lblaef bllaef lblaef llbaef llbaef allbef lalbef allbef lalbef llabef llabef eallbf aellbf elalbf lealbf alelbf laelbf eallbf aellbf elalbf lealbf alelbf laelbf ellabf lelabf ellabf lelabf lleabf lleabf allebf lalebf allebf lalebf llaebf llaebf bfalle fballe baflle abflle fablle afblle bflale fblale blfale lbfale flbale lfbale balfle ablfle blafle lbafle albfle labfle falble aflble flable lfable alfble lafble bfalle fballe baflle abflle fablle afblle bflale fblale blfale lbfale flbale lfbale balfle ablfle blafle lbafle albfle labfle falble aflble flable lfable alfble lafble bfllae fbllae blflae lbflae flblae lfblae bfllae fbllae blflae lbflae flblae lfblae bllfae lblfae bllfae lblfae llbfae llbfae fllbae lflbae fllbae lflbae llfbae llfbae ballfe abllfe blalfe lbalfe alblfe lablfe ballfe abllfe blalfe lbalfe alblfe lablfe bllafe lblafe bllafe lblafe llbafe llbafe allbfe lalbfe allbfe lalbfe llabfe llabfe fallbe afllbe flalbe lfalbe alflbe laflbe fallbe afllbe flalbe lfalbe alflbe laflbe fllabe lflabe fllabe lflabe llfabe llfabe allfbe lalfbe allfbe lalfbe llafbe llafbe efallb feallb eafllb aefllb faellb afellb eflalb felalb elfalb lefalb flealb lfealb ealflb aelflb elaflb leaflb aleflb laeflb falelb aflelb flaelb lfaelb alfelb lafelb efallb feallb eafllb aefllb faellb afellb eflalb felalb elfalb lefalb flealb lfealb ealflb aelflb elaflb leaflb aleflb laeflb falelb aflelb flaelb lfaelb alfelb lafelb efllab fellab elflab leflab flelab lfelab efllab fellab elflab leflab flelab lfelab ellfab lelfab ellfab lelfab llefab llefab flleab lfleab flleab lfleab llfeab llfeab eallfb aellfb elalfb lealfb alelfb laelfb eallfb aellfb elalfb lealfb alelfb laelfb ellafb lelafb ellafb lelafb lleafb lleafb allefb lalefb allefb lalefb llaefb llaefb falleb aflleb flaleb lfaleb alfleb lafleb falleb aflleb flaleb lfaleb alfleb lafleb fllaeb lflaeb fllaeb lflaeb llfaeb llfaeb allfeb lalfeb allfeb lalfeb llafeb llafeb
Note: these 'words' (valid or invalid) are all the permutations of the word befall. These words are obtained by scrambling the letters in befall.