roring orring rroing rroing orring roring roirng orirng riorng irorng oirrng iorrng rriong rriong rirong irrong rirong irrong orirng roirng oirrng iorrng riorng irorng rornig orrnig rronig rronig orrnig rornig ronrig ornrig rnorig nrorig onrrig norrig rrnoig rrnoig rnroig nrroig rnroig nrroig ornrig ronrig onrrig norrig rnorig nrorig roinrg orinrg rionrg ironrg oirnrg iornrg ronirg ornirg rnoirg nroirg onrirg norirg rinorg irnorg rniorg nriorg inrorg nirorg oinrrg ionrrg onirrg noirrg inorrg niorrg rrinog rrinog rirnog irrnog rirnog irrnog rrniog rrniog rnriog nrriog rnriog nrriog rinrog irnrog rnirog nrirog inrrog nirrog rinrog irnrog rnirog nrirog inrrog nirrog orinrg roinrg oirnrg iornrg rionrg ironrg ornirg ronirg onrirg norirg rnoirg nroirg oinrrg ionrrg onirrg noirrg inorrg niorrg rinorg irnorg rniorg nriorg inrorg nirorg rorign orrign rroign rroign orrign rorign roirgn orirgn riorgn irorgn oirrgn iorrgn rriogn rriogn rirogn irrogn rirogn irrogn orirgn roirgn oirrgn iorrgn riorgn irorgn rorgin orrgin rrogin rrogin orrgin rorgin rogrin orgrin rgorin grorin ogrrin gorrin rrgoin rrgoin rgroin grroin rgroin grroin orgrin rogrin ogrrin gorrin rgorin grorin roigrn origrn riogrn irogrn oirgrn iorgrn rogirn orgirn rgoirn groirn ogrirn gorirn rigorn irgorn rgiorn griorn igrorn girorn oigrrn iogrrn ogirrn goirrn igorrn giorrn rrigon rrigon rirgon irrgon rirgon irrgon rrgion rrgion rgrion grrion rgrion grrion rigron irgron rgiron griron igrron girron rigron irgron rgiron griron igrron girron origrn roigrn oirgrn iorgrn riogrn irogrn orgirn rogirn ogrirn gorirn rgoirn groirn oigrrn iogrrn ogirrn goirrn igorrn giorrn rigorn irgorn rgiorn griorn igrorn girorn rorngi orrngi rrongi rrongi orrngi rorngi ronrgi ornrgi rnorgi nrorgi onrrgi norrgi rrnogi rrnogi rnrogi nrrogi rnrogi nrrogi ornrgi ronrgi onrrgi norrgi rnorgi nrorgi rorgni orrgni rrogni rrogni orrgni rorgni rogrni orgrni rgorni grorni ogrrni gorrni rrgoni rrgoni rgroni grroni rgroni grroni orgrni rogrni ogrrni gorrni rgorni grorni rongri orngri rnogri nrogri onrgri norgri rognri orgnri rgonri gronri ogrnri gornri rngori nrgori rgnori grnori ngrori gnrori ongrri nogrri ognrri gonrri ngorri gnorri rrngoi rrngoi rnrgoi nrrgoi rnrgoi nrrgoi rrgnoi rrgnoi rgrnoi grrnoi rgrnoi grrnoi rngroi nrgroi rgnroi grnroi ngrroi gnrroi rngroi nrgroi rgnroi grnroi ngrroi gnrroi orngri rongri onrgri norgri rnogri nrogri orgnri rognri ogrnri gornri rgonri gronri ongrri nogrri ognrri gonrri ngorri gnorri rngori nrgori rgnori grnori ngrori gnrori roingr oringr riongr irongr oirngr iorngr ronigr ornigr rnoigr nroigr onrigr norigr rinogr irnogr rniogr nriogr inrogr nirogr oinrgr ionrgr onirgr noirgr inorgr niorgr roignr orignr riognr irognr oirgnr iorgnr roginr orginr rgoinr groinr ogrinr gorinr rigonr irgonr rgionr grionr igronr gironr oigrnr iogrnr ogirnr goirnr igornr giornr rongir orngir rnogir nrogir onrgir norgir rognir orgnir rgonir gronir ogrnir gornir rngoir nrgoir rgnoir grnoir ngroir gnroir ongrir nogrir ognrir gonrir ngorir gnorir ringor irngor rnigor nrigor inrgor nirgor rignor irgnor rginor grinor igrnor girnor rngior nrgior rgnior grnior ngrior gnrior ingror nigror ignror ginror ngiror gniror oingrr iongrr onigrr noigrr inogrr niogrr oignrr iognrr oginrr goinrr igonrr gionrr ongirr nogirr ognirr gonirr ngoirr gnoirr ingorr nigorr ignorr ginorr ngiorr gniorr rringo rringo rirngo irrngo rirngo irrngo rrnigo rrnigo rnrigo nrrigo rnrigo nrrigo rinrgo irnrgo rnirgo nrirgo inrrgo nirrgo rinrgo irnrgo rnirgo nrirgo inrrgo nirrgo rrigno rrigno rirgno irrgno rirgno irrgno rrgino rrgino rgrino grrino rgrino grrino rigrno irgrno rgirno grirno igrrno girrno rigrno irgrno rgirno grirno igrrno girrno rrngio rrngio rnrgio nrrgio rnrgio nrrgio rrgnio rrgnio rgrnio grrnio rgrnio grrnio rngrio nrgrio rgnrio grnrio ngrrio gnrrio rngrio nrgrio rgnrio grnrio ngrrio gnrrio ringro irngro rnigro nrigro inrgro nirgro rignro irgnro rginro grinro igrnro girnro rngiro nrgiro rgniro grniro ngriro gnriro ingrro nigrro ignrro ginrro ngirro gnirro ringro irngro rnigro nrigro inrgro nirgro rignro irgnro rginro grinro igrnro girnro rngiro nrgiro rgniro grniro ngriro gnriro ingrro nigrro ignrro ginrro ngirro gnirro oringr roingr oirngr iorngr riongr irongr ornigr ronigr onrigr norigr rnoigr nroigr oinrgr ionrgr onirgr noirgr inorgr niorgr rinogr irnogr rniogr nriogr inrogr nirogr orignr roignr oirgnr iorgnr riognr irognr orginr roginr ogrinr gorinr rgoinr groinr oigrnr iogrnr ogirnr goirnr igornr giornr rigonr irgonr rgionr grionr igronr gironr orngir rongir onrgir norgir rnogir nrogir orgnir rognir ogrnir gornir rgonir gronir ongrir nogrir ognrir gonrir ngorir gnorir rngoir nrgoir rgnoir grnoir ngroir gnroir oingrr iongrr onigrr noigrr inogrr niogrr oignrr iognrr oginrr goinrr igonrr gionrr ongirr nogirr ognirr gonirr ngoirr gnoirr ingorr nigorr ignorr ginorr ngiorr gniorr ringor irngor rnigor nrigor inrgor nirgor rignor irgnor rginor grinor igrnor girnor rngior nrgior rgnior grnior ngrior gnrior ingror nigror ignror ginror ngiror gniror
Note: these 'words' (valid or invalid) are all the permutations of the word roring. These words are obtained by scrambling the letters in roring.