raring arring rraing rraing arring raring rairng arirng riarng irarng airrng iarrng rriang rriang rirang irrang rirang irrang arirng rairng airrng iarrng riarng irarng rarnig arrnig rranig rranig arrnig rarnig ranrig arnrig rnarig nrarig anrrig narrig rrnaig rrnaig rnraig nrraig rnraig nrraig arnrig ranrig anrrig narrig rnarig nrarig rainrg arinrg rianrg iranrg airnrg iarnrg ranirg arnirg rnairg nrairg anrirg narirg rinarg irnarg rniarg nriarg inrarg nirarg ainrrg ianrrg anirrg nairrg inarrg niarrg rrinag rrinag rirnag irrnag rirnag irrnag rrniag rrniag rnriag nrriag rnriag nrriag rinrag irnrag rnirag nrirag inrrag nirrag rinrag irnrag rnirag nrirag inrrag nirrag arinrg rainrg airnrg iarnrg rianrg iranrg arnirg ranirg anrirg narirg rnairg nrairg ainrrg ianrrg anirrg nairrg inarrg niarrg rinarg irnarg rniarg nriarg inrarg nirarg rarign arrign rraign rraign arrign rarign rairgn arirgn riargn irargn airrgn iarrgn rriagn rriagn riragn irragn riragn irragn arirgn rairgn airrgn iarrgn riargn irargn rargin arrgin rragin rragin arrgin rargin ragrin argrin rgarin grarin agrrin garrin rrgain rrgain rgrain grrain rgrain grrain argrin ragrin agrrin garrin rgarin grarin raigrn arigrn riagrn iragrn airgrn iargrn ragirn argirn rgairn grairn agrirn garirn rigarn irgarn rgiarn griarn igrarn girarn aigrrn iagrrn agirrn gairrn igarrn giarrn rrigan rrigan rirgan irrgan rirgan irrgan rrgian rrgian rgrian grrian rgrian grrian rigran irgran rgiran griran igrran girran rigran irgran rgiran griran igrran girran arigrn raigrn airgrn iargrn riagrn iragrn argirn ragirn agrirn garirn rgairn grairn aigrrn iagrrn agirrn gairrn igarrn giarrn rigarn irgarn rgiarn griarn igrarn girarn rarngi arrngi rrangi rrangi arrngi rarngi ranrgi arnrgi rnargi nrargi anrrgi narrgi rrnagi rrnagi rnragi nrragi rnragi nrragi arnrgi ranrgi anrrgi narrgi rnargi nrargi rargni arrgni rragni rragni arrgni rargni ragrni argrni rgarni grarni agrrni garrni rrgani rrgani rgrani grrani rgrani grrani argrni ragrni agrrni garrni rgarni grarni rangri arngri rnagri nragri anrgri nargri ragnri argnri rganri granri agrnri garnri rngari nrgari rgnari grnari ngrari gnrari angrri nagrri agnrri ganrri ngarri gnarri rrngai rrngai rnrgai nrrgai rnrgai nrrgai rrgnai rrgnai rgrnai grrnai rgrnai grrnai rngrai nrgrai rgnrai grnrai ngrrai gnrrai rngrai nrgrai rgnrai grnrai ngrrai gnrrai arngri rangri anrgri nargri rnagri nragri argnri ragnri agrnri garnri rganri granri angrri nagrri agnrri ganrri ngarri gnarri rngari nrgari rgnari grnari ngrari gnrari raingr aringr riangr irangr airngr iarngr ranigr arnigr rnaigr nraigr anrigr narigr rinagr irnagr rniagr nriagr inragr niragr ainrgr ianrgr anirgr nairgr inargr niargr raignr arignr riagnr iragnr airgnr iargnr raginr arginr rgainr grainr agrinr garinr riganr irganr rgianr grianr igranr giranr aigrnr iagrnr agirnr gairnr igarnr giarnr rangir arngir rnagir nragir anrgir nargir ragnir argnir rganir granir agrnir garnir rngair nrgair rgnair grnair ngrair gnrair angrir nagrir agnrir ganrir ngarir gnarir ringar irngar rnigar nrigar inrgar nirgar rignar irgnar rginar grinar igrnar girnar rngiar nrgiar rgniar grniar ngriar gnriar ingrar nigrar ignrar ginrar ngirar gnirar aingrr iangrr anigrr naigrr inagrr niagrr aignrr iagnrr aginrr gainrr iganrr gianrr angirr nagirr agnirr ganirr ngairr gnairr ingarr nigarr ignarr ginarr ngiarr gniarr rringa rringa rirnga irrnga rirnga irrnga rrniga rrniga rnriga nrriga rnriga nrriga rinrga irnrga rnirga nrirga inrrga nirrga rinrga irnrga rnirga nrirga inrrga nirrga rrigna rrigna rirgna irrgna rirgna irrgna rrgina rrgina rgrina grrina rgrina grrina rigrna irgrna rgirna grirna igrrna girrna rigrna irgrna rgirna grirna igrrna girrna rrngia rrngia rnrgia nrrgia rnrgia nrrgia rrgnia rrgnia rgrnia grrnia rgrnia grrnia rngria nrgria rgnria grnria ngrria gnrria rngria nrgria rgnria grnria ngrria gnrria ringra irngra rnigra nrigra inrgra nirgra rignra irgnra rginra grinra igrnra girnra rngira nrgira rgnira grnira ngrira gnrira ingrra nigrra ignrra ginrra ngirra gnirra ringra irngra rnigra nrigra inrgra nirgra rignra irgnra rginra grinra igrnra girnra rngira nrgira rgnira grnira ngrira gnrira ingrra nigrra ignrra ginrra ngirra gnirra aringr raingr airngr iarngr riangr irangr arnigr ranigr anrigr narigr rnaigr nraigr ainrgr ianrgr anirgr nairgr inargr niargr rinagr irnagr rniagr nriagr inragr niragr arignr raignr airgnr iargnr riagnr iragnr arginr raginr agrinr garinr rgainr grainr aigrnr iagrnr agirnr gairnr igarnr giarnr riganr irganr rgianr grianr igranr giranr arngir rangir anrgir nargir rnagir nragir argnir ragnir agrnir garnir rganir granir angrir nagrir agnrir ganrir ngarir gnarir rngair nrgair rgnair grnair ngrair gnrair aingrr iangrr anigrr naigrr inagrr niagrr aignrr iagnrr aginrr gainrr iganrr gianrr angirr nagirr agnirr ganirr ngairr gnairr ingarr nigarr ignarr ginarr ngiarr gniarr ringar irngar rnigar nrigar inrgar nirgar rignar irgnar rginar grinar igrnar girnar rngiar nrgiar rgniar grniar ngriar gnriar ingrar nigrar ignrar ginrar ngirar gnirar
Note: these 'words' (valid or invalid) are all the permutations of the word raring. These words are obtained by scrambling the letters in raring.