DUMOSITY

do id is it mi mo mu my od oi om os oy si so ti to um us ut yo

dim dis dit dom dos dot dui duo ids ism its mid mis mod mos mot mud mus mut ods oms oud out sim sit sod som sot sou soy sty sum tis tod tom toy tui udo uts yid yod yom you yum

dims dits doit doms dost dots doty doum duit duos dust duty mids miso mist mity modi mods most mots muds must muts omit ouds oust outs smit smut stud stum suit sumo tidy tods tody toms toys tuis udos yids yods yous