diner idner dnier ndier inder nider dienr idenr deinr edinr iednr eidnr dneir ndeir denir ednir nedir endir inedr niedr iendr eindr neidr enidr dinre idnre dnire ndire indre nidre dirne idrne drine rdine irdne ridne dnrie ndrie drnie rdnie nrdie rndie inrde nirde irnde rinde nride rnide diern idern deirn edirn iedrn eidrn diren idren drien rdien irden riden derin edrin drein rdein erdin redin ierdn eirdn iredn riedn eridn reidn dneri nderi denri ednri nedri endri dnrei ndrei drnei rdnei nrdei rndei derni edrni dreni rdeni erdni redni nerdi enrdi nredi rnedi erndi rendi inerd nierd ienrd einrd neird enird inred nired irned rined nried rnied iernd eirnd irend riend erind reind nerid enrid nreid rneid ernid renid
Note: these 'words' (valid or invalid) are all the permutations of the word diner. These words are obtained by scrambling the letters in diner.