rainc arinc rianc iranc airnc iarnc ranic arnic rnaic nraic anric naric rinac irnac rniac nriac inrac nirac ainrc ianrc anirc nairc inarc niarc raicn aricn riacn iracn aircn iarcn racin arcin rcain crain acrin carin rican ircan rcian crian icran ciran aicrn iacrn acirn cairn icarn ciarn ranci arnci rnaci nraci anrci narci racni arcni rcani crani acrni carni rncai nrcai rcnai crnai ncrai cnrai ancri nacri acnri canri ncari cnari rinca irnca rnica nrica inrca nirca ricna ircna rcina crina icrna cirna rncia nrcia rcnia crnia ncria cnria incra nicra icnra cinra ncira cnira aincr iancr anicr naicr inacr niacr aicnr iacnr acinr cainr icanr cianr ancir nacir acnir canir ncair cnair incar nicar icnar cinar nciar cniar
Note: these 'words' (valid or invalid) are all the permutations of the word rainc. These words are obtained by scrambling the letters in rainc.