myird ymird miyrd imyrd yimrd iymrd myrid ymrid mryid rmyid yrmid rymid miryd imryd mriyd rmiyd irmyd rimyd yirmd iyrmd yrimd ryimd irymd riymd myidr ymidr miydr imydr yimdr iymdr mydir ymdir mdyir dmyir ydmir dymir midyr imdyr mdiyr dmiyr idmyr dimyr yidmr iydmr ydimr dyimr idymr diymr myrdi ymrdi mrydi rmydi yrmdi rymdi mydri ymdri mdyri dmyri ydmri dymri mrdyi rmdyi mdryi dmryi rdmyi drmyi yrdmi rydmi ydrmi dyrmi rdymi drymi mirdy imrdy mridy rmidy irmdy rimdy midry imdry mdiry dmiry idmry dimry mrdiy rmdiy mdriy dmriy rdmiy drmiy irdmy ridmy idrmy dirmy rdimy drimy yirdm iyrdm yridm ryidm irydm riydm yidrm iydrm ydirm dyirm idyrm diyrm yrdim rydim ydrim dyrim rdyim dryim irdym ridym idrym dirym rdiym driym
Note: these 'words' (valid or invalid) are all the permutations of the word myird. These words are obtained by scrambling the letters in myird.