diker idker dkier kdier ikder kider diekr idekr deikr edikr iedkr eidkr dkeir kdeir dekir edkir kedir ekdir ikedr kiedr iekdr eikdr keidr ekidr dikre idkre dkire kdire ikdre kidre dirke idrke drike rdike irdke ridke dkrie kdrie drkie rdkie krdie rkdie ikrde kirde irkde rikde kride rkide dierk iderk deirk edirk iedrk eidrk direk idrek driek rdiek irdek ridek derik edrik dreik rdeik erdik redik ierdk eirdk iredk riedk eridk reidk dkeri kderi dekri edkri kedri ekdri dkrei kdrei drkei rdkei krdei rkdei derki edrki dreki rdeki erdki redki kerdi ekrdi kredi rkedi erkdi rekdi ikerd kierd iekrd eikrd keird ekird ikred kired irked riked kried rkied ierkd eirkd irekd riekd erikd reikd kerid ekrid kreid rkeid erkid rekid
Note: these 'words' (valid or invalid) are all the permutations of the word diker. These words are obtained by scrambling the letters in diker.