ballad abllad blalad lbalad alblad lablad ballad abllad blalad lbalad alblad lablad bllaad lblaad bllaad lblaad llbaad llbaad allbad lalbad allbad lalbad llabad llabad balald ablald blaald lbaald albald labald baalld aballd baalld aballd aablld aablld blaald lbaald balald ablald labald albald alabld laabld aalbld aalbld laabld alabld balald ablald blaald lbaald albald labald baalld aballd baalld aballd aablld aablld blaald lbaald balald ablald labald albald alabld laabld aalbld aalbld laabld alabld bllaad lblaad bllaad lblaad llbaad llbaad blalad lbalad ballad abllad lablad alblad blalad lbalad ballad abllad lablad alblad llabad llabad lalbad allbad lalbad allbad allabd lalabd allabd lalabd llaabd llaabd alalbd laalbd aallbd aallbd laalbd alalbd alalbd laalbd aallbd aallbd laalbd alalbd llaabd llaabd lalabd allabd lalabd allabd ballda abllda blalda lbalda alblda lablda ballda abllda blalda lbalda alblda lablda bllada lblada bllada lblada llbada llbada allbda lalbda allbda lalbda llabda llabda baldla abldla bladla lbadla albdla labdla badlla abdlla bdalla dballa adblla dablla bldala lbdala bdlala dblala ldbala dlbala aldbla ladbla adlbla dalbla ldabla dlabla baldla abldla bladla lbadla albdla labdla badlla abdlla bdalla dballa adblla dablla bldala lbdala bdlala dblala ldbala dlbala aldbla ladbla adlbla dalbla ldabla dlabla blldaa lbldaa blldaa lbldaa llbdaa llbdaa bldlaa lbdlaa bdllaa dbllaa ldblaa dlblaa bldlaa lbdlaa bdllaa dbllaa ldblaa dlblaa lldbaa lldbaa ldlbaa dllbaa ldlbaa dllbaa alldba laldba alldba laldba lladba lladba aldlba ladlba adllba dallba ldalba dlalba aldlba ladlba adllba dallba ldalba dlalba lldaba lldaba ldlaba dllaba ldlaba dllaba baladl abladl blaadl lbaadl albadl labadl baaldl abaldl baaldl abaldl aabldl aabldl blaadl lbaadl baladl abladl labadl albadl alabdl laabdl aalbdl aalbdl laabdl alabdl baldal abldal bladal lbadal albdal labdal badlal abdlal bdalal dbalal adblal dablal bldaal lbdaal bdlaal dblaal ldbaal dlbaal aldbal ladbal adlbal dalbal ldabal dlabal baadll abadll baadll abadll aabdll aabdll badall abdall bdaall dbaall adball daball badall abdall bdaall dbaall adball daball aadbll aadbll adabll daabll adabll daabll bladal lbadal baldal abldal labdal albdal bldaal lbdaal bdlaal dblaal ldbaal dlbaal badlal abdlal bdalal dbalal adblal dablal ladbal aldbal ldabal dlabal adlbal dalbal aladbl laadbl aaldbl aaldbl laadbl aladbl aldabl ladabl adlabl dalabl ldaabl dlaabl aadlbl aadlbl adalbl daalbl adalbl daalbl ladabl aldabl ldaabl dlaabl adlabl dalabl baladl abladl blaadl lbaadl albadl labadl baaldl abaldl baaldl abaldl aabldl aabldl blaadl lbaadl baladl abladl labadl albadl alabdl laabdl aalbdl aalbdl laabdl alabdl baldal abldal bladal lbadal albdal labdal badlal abdlal bdalal dbalal adblal dablal bldaal lbdaal bdlaal dblaal ldbaal dlbaal aldbal ladbal adlbal dalbal ldabal dlabal baadll abadll baadll abadll aabdll aabdll badall abdall bdaall dbaall adball daball badall abdall bdaall dbaall adball daball aadbll aadbll adabll daabll adabll daabll bladal lbadal baldal abldal labdal albdal bldaal lbdaal bdlaal dblaal ldbaal dlbaal badlal abdlal bdalal dbalal adblal dablal ladbal aldbal ldabal dlabal adlbal dalbal aladbl laadbl aaldbl aaldbl laadbl aladbl aldabl ladabl adlabl dalabl ldaabl dlaabl aadlbl aadlbl adalbl daalbl adalbl daalbl ladabl aldabl ldaabl dlaabl adlabl dalabl bllada lblada bllada lblada llbada llbada blalda lbalda ballda abllda lablda alblda blalda lbalda ballda abllda lablda alblda llabda llabda lalbda allbda lalbda allbda blldaa lbldaa blldaa lbldaa llbdaa llbdaa bldlaa lbdlaa bdllaa dbllaa ldblaa dlblaa bldlaa lbdlaa bdllaa dbllaa ldblaa dlblaa lldbaa lldbaa ldlbaa dllbaa ldlbaa dllbaa bladla lbadla baldla abldla labdla albdla bldala lbdala bdlala dblala ldbala dlbala badlla abdlla bdalla dballa adblla dablla ladbla aldbla ldabla dlabla adlbla dalbla bladla lbadla baldla abldla labdla albdla bldala lbdala bdlala dblala ldbala dlbala badlla abdlla bdalla dballa adblla dablla ladbla aldbla ldabla dlabla adlbla dalbla lladba lladba laldba alldba laldba alldba lldaba lldaba ldlaba dllaba ldlaba dllaba ladlba aldlba ldalba dlalba adllba dallba ladlba aldlba ldalba dlalba adllba dallba alladb laladb alladb laladb llaadb llaadb alaldb laaldb aalldb aalldb laaldb alaldb alaldb laaldb aalldb aalldb laaldb alaldb llaadb llaadb laladb alladb laladb alladb alldab laldab alldab laldab lladab lladab aldlab ladlab adllab dallab ldalab dlalab aldlab ladlab adllab dallab ldalab dlalab lldaab lldaab ldlaab dllaab ldlaab dllaab aladlb laadlb aaldlb aaldlb laadlb aladlb aldalb ladalb adlalb dalalb ldaalb dlaalb aadllb aadllb adallb daallb adallb daallb ladalb aldalb ldaalb dlaalb adlalb dalalb aladlb laadlb aaldlb aaldlb laadlb aladlb aldalb ladalb adlalb dalalb ldaalb dlaalb aadllb aadllb adallb daallb adallb daallb ladalb aldalb ldaalb dlaalb adlalb dalalb lladab lladab laldab alldab laldab alldab lldaab lldaab ldlaab dllaab ldlaab dllaab ladlab aldlab ldalab dlalab adllab dallab ladlab aldlab ldalab dlalab adllab dallab
Note: these 'words' (valid or invalid) are all the permutations of the word ballad. These words are obtained by scrambling the letters in ballad.