dododo domdom domrud domsod dordum dorood doropo dororo dorso- dorsum dorsur dosour dossor doudou dourou dr-dos drdoom dromo- dromod dromos droops drummr drumup drusus duhour dumdum dumous dumsor duomos duphos durdum durmus durous durrus durums durusu h-hour ho-hum hoddom hodhur hodoms hohoho hohrod hohums hommos hommus hoodoo hoohoo hoopoo hooroo hop-up hoppos hoppus hopsup hormud hororo horror hospod hossur houmus housos hpruso hrrmph hrrors huddup hudood hudous huh-uh humhum hummum hummus humors humour humous humphs hurdom hurroo hurumu hushom hushup m-drop mdphds mhorrs mm-hmm moddom moddum mohoro mohuhu mommur moodur moodus moomoo moopoo moorup mooshu moosup mop-up mopsup mopsus mopups mordor mordru mormor mormos mormur morodo moroso moross morous morph- morpho morphs morphu morros morsum mosdos mososo mossoo mossop mouddo mouros mourou mousum mprosd mrsmop ms-dos mudomo muhuhu muhurr muhuru murdur murmur mushom musmus mussum mussup muumuu odours ohhush ohohoh ohpooh omodos oohooh oomphs oooooo oordoo opdorp opdrms opshop opssum ordoru ordrup ormrod orodus oromoo oropom oropos orrho- orrour osdorp osmous osommo osoppo ossous ossudu oudorp ououso ousrou phoro- phoros phorum phorus phosop phusro podhom podhum poduru pomors pompom poodur poopoo pop-up popduo popopo poporo poppop popsup popups porous porpos porpus porrum poshos possum poupou pppppp ppsspp prodds prohod promod promos proors proph- propho propos propup propur propus proso- prosom prosso prouds prusso psodos psoro- pumpup purpur pushmo pushup pusso- rhodo- rhodos rhosus rm-odp rodhos romoos romour rompus romrod roshor rossum rudrur ruhroh rumdum rumohr rumors rumour rumpus rupshu rushop russo- russud russus rusumo shmoos shmups shodur shoops shoosh shrood shroom shroud shshsh shursh smohor smoosh sodros sohmor sohouo soomro soords soosoo sophom sophos sopmod sopors sopsup sordor sorors sorous sorrus sorsor sorsum sorup soudou soudur soupup sourou sousou spodo- spohrs spooms spoors sporo- sporus sprods sprush srprss sum-up sumdum summum sumoom sumoor sumphs sumrud sumsup sumuru suppos suroso sursum surumu susumu susurr uh-huh uhhuhs um-hum uppoor upprop uprush upshur uropod uruppu usurps