nashi anshi nsahi snahi asnhi sanhi nahsi anhsi nhasi hnasi ahnsi hansi nshai snhai nhsai hnsai shnai hsnai ashni sahni ahsni hasni shani hsani nasih ansih nsaih snaih asnih sanih naish anish niash inash ainsh iansh nsiah sniah nisah insah sinah isnah asinh sainh aisnh iasnh sianh isanh nahis anhis nhais hnais ahnis hanis naihs anihs niahs inahs ainhs ianhs nhias hnias nihas inhas hinas ihnas ahins hains aihns iahns hians ihans nshia snhia nhsia hnsia shnia hsnia nsiha sniha nisha insha sinha isnha nhisa hnisa nihsa inhsa hinsa ihnsa shina hsina sihna ishna hisna ihsna ashin sahin ahsin hasin shain hsain asihn saihn aishn iashn siahn isahn ahisn haisn aihsn iahsn hiasn ihasn shian hsian sihan ishan hisan ihsan
Note: these 'words' (valid or invalid) are all the permutations of the word nashi. These words are obtained by scrambling the letters in nashi.