ranger arnger rnager nrager anrger narger ragner argner rganer graner agrner garner rngaer nrgaer rgnaer grnaer ngraer gnraer angrer nagrer agnrer ganrer ngarer gnarer ranegr arnegr rnaegr nraegr anregr naregr raengr arengr reangr erangr aerngr earngr rneagr nreagr renagr ernagr neragr enragr anergr naergr aenrgr eanrgr neargr enargr ragenr argenr rgaenr graenr agrenr garenr raegnr aregnr reagnr eragnr aergnr eargnr rgeanr greanr reganr erganr geranr egranr agernr gaernr aegrnr eagrnr gearnr egarnr rngear nrgear rgnear grnear ngrear gnrear rnegar nregar rengar erngar nergar enrgar rgenar grenar regnar ergnar gernar egrnar ngerar gnerar negrar engrar genrar egnrar angerr nagerr agnerr ganerr ngaerr gnaerr anegrr naegrr aengrr eangrr neagrr enagrr agenrr gaenrr aegnrr eagnrr geanrr eganrr ngearr gnearr negarr engarr genarr egnarr rangre arngre rnagre nragre anrgre nargre ragnre argnre rganre granre agrnre garnre rngare nrgare rgnare grnare ngrare gnrare angrre nagrre agnrre ganrre ngarre gnarre ranrge arnrge rnarge nrarge anrrge narrge rarnge arrnge rrange rrange arrnge rarnge rnrage nrrage rrnage rrnage nrrage rnrage anrrge narrge arnrge ranrge nrarge rnarge ragrne argrne rgarne grarne agrrne garrne rargne arrgne rragne rragne arrgne rargne rgrane grrane rrgane rrgane grrane rgrane agrrne garrne argrne ragrne grarne rgarne rngrae nrgrae rgnrae grnrae ngrrae gnrrae rnrgae nrrgae rrngae rrngae nrrgae rnrgae rgrnae grrnae rrgnae rrgnae grrnae rgrnae ngrrae gnrrae nrgrae rngrae grnrae rgnrae angrre nagrre agnrre ganrre ngarre gnarre anrgre nargre arngre rangre nragre rnagre agrnre garnre argnre ragnre granre rganre ngrare gnrare nrgare rngare grnare rgnare ranerg arnerg rnaerg nraerg anrerg narerg raenrg arenrg reanrg eranrg aernrg earnrg rnearg nrearg renarg ernarg nerarg enrarg anerrg naerrg aenrrg eanrrg nearrg enarrg ranreg arnreg rnareg nrareg anrreg narreg rarneg arrneg rraneg rraneg arrneg rarneg rnraeg nrraeg rrnaeg rrnaeg nrraeg rnraeg anrreg narreg arnreg ranreg nrareg rnareg raerng arerng rearng erarng aerrng earrng rareng arreng rraeng rraeng arreng rareng rerang errang rreang rreang errang rerang aerrng earrng arerng raerng erarng rearng rnerag nrerag renrag ernrag nerrag enrrag rnreag nrreag rrneag rrneag nrreag rnreag rernag errnag rrenag rrenag errnag rernag nerrag enrrag nrerag rnerag ernrag renrag anerrg naerrg aenrrg eanrrg nearrg enarrg anrerg narerg arnerg ranerg nraerg rnaerg aernrg earnrg arenrg raenrg eranrg reanrg nerarg enrarg nrearg rnearg ernarg renarg ragern argern rgaern graern agrern garern raegrn aregrn reagrn eragrn aergrn eargrn rgearn grearn regarn ergarn gerarn egrarn agerrn gaerrn aegrrn eagrrn gearrn egarrn ragren argren rgaren graren agrren garren rargen arrgen rragen rragen arrgen rargen rgraen grraen rrgaen rrgaen grraen rgraen agrren garren argren ragren graren rgaren raergn arergn reargn erargn aerrgn earrgn raregn arregn rraegn rraegn arregn raregn reragn erragn rreagn rreagn erragn reragn aerrgn earrgn arergn raergn erargn reargn rgeran greran regran ergran gerran egrran rgrean grrean rrgean rrgean grrean rgrean rergan errgan rregan rregan errgan rergan gerran egrran greran rgeran ergran regran agerrn gaerrn aegrrn eagrrn gearrn egarrn agrern garern argern ragern graern rgaern aergrn eargrn aregrn raegrn eragrn reagrn gerarn egrarn grearn rgearn ergarn regarn rngera nrgera rgnera grnera ngrera gnrera rnegra nregra rengra erngra nergra enrgra rgenra grenra regnra ergnra gernra egrnra ngerra gnerra negrra engrra genrra egnrra rngrea nrgrea rgnrea grnrea ngrrea gnrrea rnrgea nrrgea rrngea rrngea nrrgea rnrgea rgrnea grrnea rrgnea rrgnea grrnea rgrnea ngrrea gnrrea nrgrea rngrea grnrea rgnrea rnerga nrerga renrga ernrga nerrga enrrga rnrega nrrega rrnega rrnega nrrega rnrega rernga errnga rrenga rrenga errnga rernga nerrga enrrga nrerga rnerga ernrga renrga rgerna grerna regrna ergrna gerrna egrrna rgrena grrena rrgena rrgena grrena rgrena rergna errgna rregna rregna errgna rergna gerrna egrrna grerna rgerna ergrna regrna ngerra gnerra negrra engrra genrra egnrra ngrera gnrera nrgera rngera grnera rgnera nergra enrgra nregra rnegra erngra rengra gernra egrnra grenra rgenra ergnra regnra angerr nagerr agnerr ganerr ngaerr gnaerr anegrr naegrr aengrr eangrr neagrr enagrr agenrr gaenrr aegnrr eagnrr geanrr eganrr ngearr gnearr negarr engarr genarr egnarr angrer nagrer agnrer ganrer ngarer gnarer anrger narger arnger ranger nrager rnager agrner garner argner ragner graner rganer ngraer gnraer nrgaer rngaer grnaer rgnaer anergr naergr aenrgr eanrgr neargr enargr anregr naregr arnegr ranegr nraegr rnaegr aerngr earngr arengr raengr erangr reangr neragr enragr nreagr rneagr ernagr renagr agernr gaernr aegrnr eagrnr gearnr egarnr agrenr garenr argenr ragenr graenr rgaenr aergnr eargnr aregnr raegnr eragnr reagnr geranr egranr greanr rgeanr erganr reganr ngerar gnerar negrar engrar genrar egnrar ngrear gnrear nrgear rngear grnear rgnear nergar enrgar nregar rnegar erngar rengar gernar egrnar grenar rgenar ergnar regnar
Note: these 'words' (valid or invalid) are all the permutations of the word ranger. These words are obtained by scrambling the letters in ranger.