merin emrin mrein rmein ermin remin meirn emirn miern imern eimrn iemrn mrien rmien miren imren rimen irmen erimn reimn eirmn iermn riemn iremn merni emrni mreni rmeni ermni remni menri emnri mneri nmeri enmri nemri mrnei rmnei mnrei nmrei rnmei nrmei ernmi renmi enrmi nermi rnemi nremi meinr eminr mienr imenr eimnr iemnr menir emnir mneir nmeir enmir nemir miner imner mnier nmier inmer nimer einmr ienmr enimr neimr inemr niemr mrine rmine mirne imrne rimne irmne mrnie rmnie mnrie nmrie rnmie nrmie minre imnre mnire nmire inmre nimre rinme irnme rnime nrime inrme nirme erinm reinm eirnm iernm rienm irenm ernim renim enrim nerim rneim nreim einrm ienrm enirm neirm inerm nierm rinem irnem rniem nriem inrem nirem
Note: these 'words' (valid or invalid) are all the permutations of the word merin. These words are obtained by scrambling the letters in merin.