di-tri- dihydr- dimitri dimitry dimmitt dum-dum dumitru h-m-d h-r-m hiriyur humdrum hurhuri hydrium ihururu iridium ittrium midthur mirmiru mitrudu mittimi murdrum murmuri muu-muu r-h-m rddhi riitiir rum-dum rum-tum thimiri thimiru thrummy thrutty thummim thuthur tim-tim timurid tittyry titumir tridium triduum tritium triurid tudihui tum-tum tut-tut tuyuti umuduri uridium ymummyd yttrium yum-yum yuruti