birdie ibrdie bridie rbidie irbdie ribdie bidrie ibdrie bdirie dbirie idbrie dibrie brdiie rbdiie bdriie dbriie rdbiie drbiie irdbie ridbie idrbie dirbie rdibie dribie biride ibride briide rbiide irbide ribide biirde ibirde biirde ibirde iibrde iibrde briide rbiide biride ibride ribide irbide iribde riibde iirbde iirbde riibde iribde bidire ibdire bdiire dbiire idbire dibire biidre ibidre biidre ibidre iibdre iibdre bdiire dbiire bidire ibdire dibire idbire idibre diibre iidbre iidbre diibre idibre brdiie rbdiie bdriie dbriie rdbiie drbiie bridie rbidie birdie ibrdie ribdie irbdie bdirie dbirie bidrie ibdrie dibrie idbrie rdibie dribie ridbie irdbie dirbie idrbie irdibe ridibe idribe diribe rdiibe driibe iridbe riidbe iirdbe iirdbe riidbe iridbe idirbe diirbe iidrbe iidrbe diirbe idirbe rdiibe driibe ridibe irdibe diribe idribe birdei ibrdei bridei rbidei irbdei ribdei bidrei ibdrei bdirei dbirei idbrei dibrei brdiei rbdiei bdriei dbriei rdbiei drbiei irdbei ridbei idrbei dirbei rdibei dribei biredi ibredi briedi rbiedi irbedi ribedi bierdi iberdi beirdi ebirdi iebrdi eibrdi breidi rbeidi beridi ebridi rebidi erbidi irebdi riebdi ierbdi eirbdi reibdi eribdi bideri ibderi bdieri dbieri idberi diberi biedri ibedri beidri ebidri iebdri eibdri bdeiri dbeiri bediri ebdiri debiri edbiri idebri diebri iedbri eidbri deibri edibri brdeii rbdeii bdreii dbreii rdbeii drbeii bredii rbedii berdii ebrdii rebdii erbdii bderii dberii bedrii ebdrii debrii edbrii rdebii drebii redbii erdbii derbii edrbii irdebi ridebi idrebi direbi rdiebi driebi iredbi riedbi ierdbi eirdbi reidbi eridbi iderbi dierbi iedrbi eidrbi deirbi edirbi rdeibi dreibi redibi erdibi deribi edribi biried ibried briied rbiied irbied ribied biired ibired biired ibired iibred iibred briied rbiied biried ibried ribied irbied iribed riibed iirbed iirbed riibed iribed bireid ibreid brieid rbieid irbeid ribeid bierid iberid beirid ebirid iebrid eibrid breiid rbeiid beriid ebriid rebiid erbiid irebid riebid ierbid eirbid reibid eribid biierd ibierd biierd ibierd iiberd iiberd bieird ibeird beiird ebiird iebird eibird bieird ibeird beiird ebiird iebird eibird iiebrd iiebrd ieibrd eiibrd ieibrd eiibrd brieid rbieid bireid ibreid ribeid irbeid breiid rbeiid beriid ebriid rebiid erbiid bierid iberid beirid ebirid iebrid eibrid riebid irebid reibid eribid ierbid eirbid iriebd riiebd iirebd iirebd riiebd iriebd ireibd rieibd ieribd eiribd reiibd eriibd iierbd iierbd ieirbd eiirbd ieirbd eiirbd rieibd ireibd reiibd eriibd ieribd eiribd bidier ibdier bdiier dbiier idbier dibier biider ibider biider ibider iibder iibder bdiier dbiier bidier ibdier dibier idbier idiber diiber iidber iidber diiber idiber bideir ibdeir bdieir dbieir idbeir dibeir biedir ibedir beidir ebidir iebdir eibdir bdeiir dbeiir bediir ebdiir debiir edbiir idebir diebir iedbir eidbir deibir edibir biiedr ibiedr biiedr ibiedr iibedr iibedr bieidr ibeidr beiidr ebiidr iebidr eibidr bieidr ibeidr beiidr ebiidr iebidr eibidr iiebdr iiebdr ieibdr eiibdr ieibdr eiibdr bdieir dbieir bideir ibdeir dibeir idbeir bdeiir dbeiir bediir ebdiir debiir edbiir biedir ibedir beidir ebidir iebdir eibdir diebir idebir deibir edibir iedbir eidbir idiebr diiebr iidebr iidebr diiebr idiebr ideibr dieibr iedibr eidibr deiibr ediibr iiedbr iiedbr ieidbr eiidbr ieidbr eiidbr dieibr ideibr deiibr ediibr iedibr eidibr brdiei rbdiei bdriei dbriei rdbiei drbiei bridei rbidei birdei ibrdei ribdei irbdei bdirei dbirei bidrei ibdrei dibrei idbrei rdibei dribei ridbei irdbei dirbei idrbei brdeii rbdeii bdreii dbreii rdbeii drbeii bredii rbedii berdii ebrdii rebdii erbdii bderii dberii bedrii ebdrii debrii edbrii rdebii drebii redbii erdbii derbii edrbii briedi rbiedi biredi ibredi ribedi irbedi breidi rbeidi beridi ebridi rebidi erbidi bierdi iberdi beirdi ebirdi iebrdi eibrdi riebdi irebdi reibdi eribdi ierbdi eirbdi bdieri dbieri bideri ibderi diberi idberi bdeiri dbeiri bediri ebdiri debiri edbiri biedri ibedri beidri ebidri iebdri eibdri diebri idebri deibri edibri iedbri eidbri rdiebi driebi ridebi irdebi direbi idrebi rdeibi dreibi redibi erdibi deribi edribi riedbi iredbi reidbi eridbi ierdbi eirdbi dierbi iderbi deirbi edirbi iedrbi eidrbi irdieb ridieb idrieb dirieb rdiieb driieb irideb riideb iirdeb iirdeb riideb irideb idireb diireb iidreb iidreb diireb idireb rdiieb driieb ridieb irdieb dirieb idrieb irdeib rideib idreib direib rdieib drieib iredib riedib ierdib eirdib reidib eridib iderib dierib iedrib eidrib deirib edirib rdeiib dreiib rediib erdiib deriib edriib iriedb riiedb iiredb iiredb riiedb iriedb ireidb rieidb ieridb eiridb reiidb eriidb iierdb iierdb ieirdb eiirdb ieirdb eiirdb rieidb ireidb reiidb eriidb ieridb eiridb idierb diierb iiderb iiderb diierb idierb ideirb dieirb iedirb eidirb deiirb ediirb iiedrb iiedrb ieidrb eiidrb ieidrb eiidrb dieirb ideirb deiirb ediirb iedirb eidirb rdieib drieib rideib irdeib direib idreib rdeiib dreiib rediib erdiib deriib edriib riedib iredib reidib eridib ierdib eirdib dierib iderib deirib edirib iedrib eidrib
Note: these 'words' (valid or invalid) are all the permutations of the word birdie. These words are obtained by scrambling the letters in birdie.