chain hcain cahin achin hacin ahcin chian hcian cihan ichan hican ihcan caihn acihn ciahn icahn aichn iachn haicn ahicn hiacn ihacn aihcn iahcn chani hcani cahni achni hacni ahcni chnai hcnai cnhai nchai hncai nhcai canhi acnhi cnahi ncahi anchi nachi hanci ahnci hnaci nhaci anhci nahci china hcina cihna ichna hicna ihcna chnia hcnia cnhia nchia hncia nhcia cinha icnha cniha nciha incha nicha hinca ihnca hnica nhica inhca nihca cainh acinh cianh icanh aicnh iacnh canih acnih cnaih ncaih ancih nacih cinah icnah cniah nciah incah nicah ainch ianch anich naich inach niach hainc ahinc hianc ihanc aihnc iahnc hanic ahnic hnaic nhaic anhic nahic hinac ihnac hniac nhiac inhac nihac ainhc ianhc anihc naihc inahc niahc
Note: these 'words' (valid or invalid) are all the permutations of the word chain. These words are obtained by scrambling the letters in chain.