ROUNDWORMS

do mo mu no nu od om on or os ow so um un us wo

dom don dor dos dow dun duo mod mon moo mor mos mow mud mun mus nod nom noo nor nos now nus ods oms ono ons ors oud our own rod rom row rum run sod som son sou sow sum sun udo uns urd urn won woo wos wud

doms dons doom door dorm dorr dors doum dour down dows drum duns duos durn duro durr mods mono mons mood moon moor moos morn mors mown mows muds muns muon murr nods noms norm nous nows nurd odor onos onus ordo ouds ours owns rods roms rood room rows rums runs snow soon sord sorn sour sown sumo surd swum udon udos undo urds urns wons wood woos word worm worn