singer isnger sniger nsiger insger nisger signer isgner sginer gsiner igsner gisner sngier nsgier sgnier gsnier ngsier gnsier ingser nigser ignser ginser ngiser gniser sinegr isnegr sniegr nsiegr insegr nisegr siengr isengr seingr esingr iesngr eisngr sneigr nseigr senigr esnigr nesigr ensigr inesgr niesgr iensgr einsgr neisgr enisgr sigenr isgenr sgienr gsienr igsenr gisenr siegnr isegnr seignr esignr iesgnr eisgnr sgeinr gseinr seginr esginr gesinr egsinr igesnr giesnr iegsnr eigsnr geisnr egisnr sngeir nsgeir sgneir gsneir ngseir gnseir snegir nsegir sengir esngir nesgir ensgir sgenir gsenir segnir esgnir gesnir egsnir ngesir gnesir negsir engsir gensir egnsir ingesr nigesr ignesr ginesr ngiesr gniesr inegsr niegsr iengsr eingsr neigsr enigsr igensr giensr iegnsr eignsr geinsr eginsr ngeisr gneisr negisr engisr genisr egnisr singre isngre snigre nsigre insgre nisgre signre isgnre sginre gsinre igsnre gisnre sngire nsgire sgnire gsnire ngsire gnsire ingsre nigsre ignsre ginsre ngisre gnisre sinrge isnrge snirge nsirge insrge nisrge sirnge isrnge sringe rsinge irsnge risnge snrige nsrige srnige rsnige nrsige rnsige inrsge nirsge irnsge rinsge nrisge rnisge sigrne isgrne sgirne gsirne igsrne gisrne sirgne isrgne srigne rsigne irsgne risgne sgrine gsrine srgine rsgine grsine rgsine igrsne girsne irgsne rigsne grisne rgisne sngrie nsgrie sgnrie gsnrie ngsrie gnsrie snrgie nsrgie srngie rsngie nrsgie rnsgie sgrnie gsrnie srgnie rsgnie grsnie rgsnie ngrsie gnrsie nrgsie rngsie grnsie rgnsie ingrse nigrse ignrse ginrse ngirse gnirse inrgse nirgse irngse ringse nrigse rnigse igrnse girnse irgnse rignse grinse rginse ngrise gnrise nrgise rngise grnise rgnise sinerg isnerg snierg nsierg inserg niserg sienrg isenrg seinrg esinrg iesnrg eisnrg sneirg nseirg senirg esnirg nesirg ensirg inesrg niesrg iensrg einsrg neisrg enisrg sinreg isnreg snireg nsireg insreg nisreg sirneg isrneg srineg rsineg irsneg risneg snrieg nsrieg srnieg rsnieg nrsieg rnsieg inrseg nirseg irnseg rinseg nriseg rniseg sierng iserng seirng esirng iesrng eisrng sireng isreng srieng rsieng irseng riseng sering esring sreing rseing ersing resing iersng eirsng iresng riesng erisng reisng snerig nserig senrig esnrig nesrig ensrig snreig nsreig srneig rsneig nrseig rnseig sernig esrnig srenig rsenig ersnig resnig nersig enrsig nresig rnesig ernsig rensig inersg niersg ienrsg einrsg neirsg enirsg inresg niresg irnesg rinesg nriesg rniesg iernsg eirnsg irensg riensg erinsg reinsg nerisg enrisg nreisg rneisg ernisg renisg sigern isgern sgiern gsiern igsern gisern siegrn isegrn seigrn esigrn iesgrn eisgrn sgeirn gseirn segirn esgirn gesirn egsirn igesrn giesrn iegsrn eigsrn geisrn egisrn sigren isgren sgiren gsiren igsren gisren sirgen isrgen srigen rsigen irsgen risgen sgrien gsrien srgien rsgien grsien rgsien igrsen girsen irgsen rigsen grisen rgisen siergn isergn seirgn esirgn iesrgn eisrgn siregn isregn sriegn rsiegn irsegn risegn serign esrign sreign rseign ersign resign iersgn eirsgn iresgn riesgn erisgn reisgn sgerin gserin segrin esgrin gesrin egsrin sgrein gsrein srgein rsgein grsein rgsein sergin esrgin sregin rsegin ersgin resgin gersin egrsin gresin rgesin ergsin regsin igersn giersn iegrsn eigrsn geirsn egirsn igresn giresn irgesn rigesn griesn rgiesn iergsn eirgsn iregsn riegsn erigsn reigsn gerisn egrisn greisn rgeisn ergisn regisn sngeri nsgeri sgneri gsneri ngseri gnseri snegri nsegri sengri esngri nesgri ensgri sgenri gsenri segnri esgnri gesnri egsnri ngesri gnesri negsri engsri gensri egnsri sngrei nsgrei sgnrei gsnrei ngsrei gnsrei snrgei nsrgei srngei rsngei nrsgei rnsgei sgrnei gsrnei srgnei rsgnei grsnei rgsnei ngrsei gnrsei nrgsei rngsei grnsei rgnsei snergi nsergi senrgi esnrgi nesrgi ensrgi snregi nsregi srnegi rsnegi nrsegi rnsegi serngi esrngi srengi rsengi ersngi resngi nersgi enrsgi nresgi rnesgi ernsgi rensgi sgerni gserni segrni esgrni gesrni egsrni sgreni gsreni srgeni rsgeni grseni rgseni sergni esrgni sregni rsegni ersgni resgni gersni egrsni gresni rgesni ergsni regsni ngersi gnersi negrsi engrsi genrsi egnrsi ngresi gnresi nrgesi rngesi grnesi rgnesi nergsi enrgsi nregsi rnegsi erngsi rengsi gernsi egrnsi grensi rgensi ergnsi regnsi ingers nigers igners giners ngiers gniers inegrs niegrs iengrs eingrs neigrs enigrs igenrs gienrs iegnrs eignrs geinrs eginrs ngeirs gneirs negirs engirs genirs egnirs ingres nigres ignres ginres ngires gnires inrges nirges irnges ringes nriges rniges igrnes girnes irgnes rignes grines rgines ngries gnries nrgies rngies grnies rgnies inergs niergs ienrgs einrgs neirgs enirgs inregs niregs irnegs rinegs nriegs rniegs ierngs eirngs irengs riengs erings reings nerigs enrigs nreigs rneigs ernigs renigs igerns gierns iegrns eigrns geirns egirns igrens girens irgens rigens griens rgiens iergns eirgns iregns riegns erigns reigns gerins egrins greins rgeins ergins regins ngeris gneris negris engris genris egnris ngreis gnreis nrgeis rngeis grneis rgneis nergis enrgis nregis rnegis erngis rengis gernis egrnis grenis rgenis ergnis regnis
Note: these 'words' (valid or invalid) are all the permutations of the word singer. These words are obtained by scrambling the letters in singer.