chasm hcasm cahsm achsm hacsm ahcsm chsam hcsam csham scham hscam shcam cashm acshm csahm scahm aschm sachm hascm ahscm hsacm shacm ashcm sahcm chams hcams cahms achms hacms ahcms chmas hcmas cmhas mchas hmcas mhcas camhs acmhs cmahs mcahs amchs machs hamcs ahmcs hmacs mhacs amhcs mahcs chsma hcsma cshma schma hscma shcma chmsa hcmsa cmhsa mchsa hmcsa mhcsa csmha scmha cmsha mcsha smcha mscha hsmca shmca hmsca mhsca smhca mshca casmh acsmh csamh scamh ascmh sacmh camsh acmsh cmash mcash amcsh macsh csmah scmah cmsah mcsah smcah mscah asmch samch amsch masch smach msach hasmc ahsmc hsamc shamc ashmc sahmc hamsc ahmsc hmasc mhasc amhsc mahsc hsmac shmac hmsac mhsac smhac mshac asmhc samhc amshc mashc smahc msahc
Note: these 'words' (valid or invalid) are all the permutations of the word chasm. These words are obtained by scrambling the letters in chasm.