urning runing unring nuring rnuing nruing urinng ruinng uirnng iurnng riunng irunng unirng nuirng uinrng iunrng niurng inurng rniung nriung rinung irnung nirung inrung urnnig runnig unrnig nurnig rnunig nrunig urnnig runnig unrnig nurnig rnunig nrunig unnrig nunrig unnrig nunrig nnurig nnurig rnnuig nrnuig rnnuig nrnuig nnruig nnruig urinng ruinng uirnng iurnng riunng irunng urning runing unring nuring rnuing nruing uinrng iunrng unirng nuirng inurng niurng rinung irnung rniung nriung inrung nirung uninrg nuinrg uinnrg iunnrg niunrg inunrg unnirg nunirg unnirg nunirg nnuirg nnuirg uinnrg iunnrg uninrg nuinrg inunrg niunrg ninurg innurg nniurg nniurg innurg ninurg rninug nrinug rinnug irnnug nirnug inrnug rnniug nrniug rnniug nrniug nnriug nnriug rinnug irnnug rninug nrinug inrnug nirnug ninrug innrug nnirug nnirug innrug ninrug urnign runign unrign nurign rnuign nruign uringn ruingn uirngn iurngn riungn irungn unirgn nuirgn uinrgn iunrgn niurgn inurgn rniugn nriugn rinugn irnugn nirugn inrugn urngin rungin unrgin nurgin rnugin nrugin urgnin rugnin ugrnin gurnin rgunin grunin ungrin nugrin ugnrin gunrin ngurin gnurin rnguin nrguin rgnuin grnuin ngruin gnruin urignn ruignn uirgnn iurgnn riugnn irugnn urginn ruginn ugrinn gurinn rguinn gruinn uigrnn iugrnn ugirnn guirnn igurnn giurnn rigunn irgunn rgiunn griunn igrunn girunn unigrn nuigrn uingrn iungrn niugrn inugrn ungirn nugirn ugnirn gunirn nguirn gnuirn uignrn iugnrn uginrn guinrn igunrn giunrn nigurn ingurn ngiurn gniurn ignurn ginurn rnigun nrigun ringun irngun nirgun inrgun rngiun nrgiun rgniun grniun ngriun gnriun rignun irgnun rginun grinun igrnun girnun nigrun ingrun ngirun gnirun ignrun ginrun urnngi runngi unrngi nurngi rnungi nrungi urnngi runngi unrngi nurngi rnungi nrungi unnrgi nunrgi unnrgi nunrgi nnurgi nnurgi rnnugi nrnugi rnnugi nrnugi nnrugi nnrugi urngni rungni unrgni nurgni rnugni nrugni urgnni rugnni ugrnni gurnni rgunni grunni ungrni nugrni ugnrni gunrni ngurni gnurni rnguni nrguni rgnuni grnuni ngruni gnruni urngni rungni unrgni nurgni rnugni nrugni urgnni rugnni ugrnni gurnni rgunni grunni ungrni nugrni ugnrni gunrni ngurni gnurni rnguni nrguni rgnuni grnuni ngruni gnruni unngri nungri unngri nungri nnugri nnugri ungnri nugnri ugnnri gunnri ngunri gnunri ungnri nugnri ugnnri gunnri ngunri gnunri nnguri nnguri ngnuri gnnuri ngnuri gnnuri rnngui nrngui rnngui nrngui nnrgui nnrgui rngnui nrgnui rgnnui grnnui ngrnui gnrnui rngnui nrgnui rgnnui grnnui ngrnui gnrnui nngrui nngrui ngnrui gnnrui ngnrui gnnrui uringn ruingn uirngn iurngn riungn irungn urnign runign unrign nurign rnuign nruign uinrgn iunrgn unirgn nuirgn inurgn niurgn rinugn irnugn rniugn nriugn inrugn nirugn urignn ruignn uirgnn iurgnn riugnn irugnn urginn ruginn ugrinn gurinn rguinn gruinn uigrnn iugrnn ugirnn guirnn igurnn giurnn rigunn irgunn rgiunn griunn igrunn girunn urngin rungin unrgin nurgin rnugin nrugin urgnin rugnin ugrnin gurnin rgunin grunin ungrin nugrin ugnrin gunrin ngurin gnurin rnguin nrguin rgnuin grnuin ngruin gnruin uingrn iungrn unigrn nuigrn inugrn niugrn uignrn iugnrn uginrn guinrn igunrn giunrn ungirn nugirn ugnirn gunirn nguirn gnuirn ingurn nigurn ignurn ginurn ngiurn gniurn ringun irngun rnigun nrigun inrgun nirgun rignun irgnun rginun grinun igrnun girnun rngiun nrgiun rgniun grniun ngriun gnriun ingrun nigrun ignrun ginrun ngirun gnirun uningr nuingr uinngr iunngr niungr inungr unnigr nunigr unnigr nunigr nnuigr nnuigr uinngr iunngr uningr nuingr inungr niungr ninugr innugr nniugr nniugr innugr ninugr unignr nuignr uingnr iungnr niugnr inugnr unginr nuginr ugninr guninr nguinr gnuinr uignnr iugnnr uginnr guinnr igunnr giunnr nigunr ingunr ngiunr gniunr ignunr ginunr unngir nungir unngir nungir nnugir nnugir ungnir nugnir ugnnir gunnir ngunir gnunir ungnir nugnir ugnnir gunnir ngunir gnunir nnguir nnguir ngnuir gnnuir ngnuir gnnuir uingnr iungnr unignr nuignr inugnr niugnr uignnr iugnnr uginnr guinnr igunnr giunnr unginr nuginr ugninr guninr nguinr gnuinr ingunr nigunr ignunr ginunr ngiunr gniunr ningur inngur nnigur nnigur inngur ningur nignur ingnur nginur gninur ignnur ginnur nngiur nngiur ngniur gnniur ngniur gnniur ingnur nignur ignnur ginnur nginur gninur rningu nringu rinngu irnngu nirngu inrngu rnnigu nrnigu rnnigu nrnigu nnrigu nnrigu rinngu irnngu rningu nringu inrngu nirngu ninrgu innrgu nnirgu nnirgu innrgu ninrgu rnignu nrignu ringnu irngnu nirgnu inrgnu rnginu nrginu rgninu grninu ngrinu gnrinu rignnu irgnnu rginnu grinnu igrnnu girnnu nigrnu ingrnu ngirnu gnirnu ignrnu ginrnu rnngiu nrngiu rnngiu nrngiu nnrgiu nnrgiu rngniu nrgniu rgnniu grnniu ngrniu gnrniu rngniu nrgniu rgnniu grnniu ngrniu gnrniu nngriu nngriu ngnriu gnnriu ngnriu gnnriu ringnu irngnu rnignu nrignu inrgnu nirgnu rignnu irgnnu rginnu grinnu igrnnu girnnu rnginu nrginu rgninu grninu ngrinu gnrinu ingrnu nigrnu ignrnu ginrnu ngirnu gnirnu ningru inngru nnigru nnigru inngru ningru nignru ingnru nginru gninru ignnru ginnru nngiru nngiru ngniru gnniru ngniru gnniru ingnru nignru ignnru ginnru nginru gninru
Note: these 'words' (valid or invalid) are all the permutations of the word urning. These words are obtained by scrambling the letters in urning.