areic raeic aeric earic reaic eraic ariec raiec airec iarec riaec iraec aeirc eairc aierc iaerc eiarc iearc reiac eriac rieac ireac eirac ierac areci raeci aerci earci reaci eraci arcei racei acrei carei rcaei craei aecri eacri aceri caeri ecari ceari recai ercai rceai creai ecrai cerai arice raice airce iarce riace irace arcie racie acrie carie rcaie craie aicre iacre acire caire icare ciare ricae ircae rciae criae icrae cirae aeicr eaicr aiecr iaecr eiacr ieacr aecir eacir aceir caeir ecair ceair aicer iacer acier caier icaer ciaer eicar iecar eciar ceiar icear ciear reica erica rieca ireca eirca ierca recia ercia rceia creia ecria ceria ricea ircea rciea criea icrea cirea eicra iecra ecira ceira icera ciera
Note: these 'words' (valid or invalid) are all the permutations of the word areic. These words are obtained by scrambling the letters in areic.