nites intes nties tnies itnes tines niets inets neits enits ients eints nteis tneis netis entis tenis etnis itens tiens ietns eitns teins etins nitse intse ntise tnise itnse tinse niste inste nsite snite isnte sinte ntsie tnsie nstie sntie tsnie stnie itsne tisne istne sitne tsine stine niest inest neist enist ienst einst niset inset nsiet sniet isnet sinet nesit ensit nseit sneit esnit senit iesnt eisnt isent sient esint seint ntesi tnesi netsi entsi tensi etnsi ntsei tnsei nstei sntei tsnei stnei nesti ensti nseti sneti esnti senti tesni etsni tseni steni estni setni itesn tiesn ietsn eitsn teisn etisn itsen tisen isten siten tsien stien iestn eistn isetn sietn esitn seitn tesin etsin tsein stein estin setin
Note: these 'words' (valid or invalid) are all the permutations of the word nites. These words are obtained by scrambling the letters in nites.