moths omths mtohs tmohs otmhs tomhs mohts omhts mhots hmots ohmts homts mthos tmhos mhtos hmtos thmos htmos othms tohms ohtms hotms thoms htoms motsh omtsh mtosh tmosh otmsh tomsh mosth omsth msoth smoth osmth somth mtsoh tmsoh mstoh smtoh tsmoh stmoh otsmh tosmh ostmh sotmh tsomh stomh mohst omhst mhost hmost ohmst homst mosht omsht msoht smoht osmht somht mhsot hmsot mshot smhot hsmot shmot ohsmt hosmt oshmt sohmt hsomt shomt mthso tmhso mhtso hmtso thmso htmso mtsho tmsho mstho smtho tsmho stmho mhsto hmsto mshto smhto hsmto shmto thsmo htsmo tshmo sthmo hstmo shtmo othsm tohsm ohtsm hotsm thosm htosm otshm toshm osthm sothm tsohm stohm ohstm hostm oshtm sohtm hsotm shotm thsom htsom tshom sthom hstom shtom
Note: these 'words' (valid or invalid) are all the permutations of the word moths. These words are obtained by scrambling the letters in moths.