b-room bbbbbb bo-hoo bobbos boddom bodrum bohush bombom bombur bombus bomhus bomohs booboo boohoo boom-o boorus borbor bormus boromo bororo bosoms bososo bossom bossou boubou boudou bourou bousso boussu bousum bromo- bromos bromus broods brooms brosso brubru brumus brusor bububu budrum budrus buhsum bumboo burbur burdur burhou burosh burros busbud bushsr bussh- bussho bussum dobros dododo domdom domrud domsod dorbod dordum dorobo dorood dororo dorso- dorsum dorsur dosour dossor doudou dourou dr-dos drdoom dromo- dromod dromos drumbo drummr drusus dubdub duhour dumbos dumdum dumous dumsor duobus duomos durdum durmus durous durrus durums durusu h-bomb h-hour hbombs ho-hum hoddom hodhur hodoms hohoho hohrod hohums hommos hommus hoodoo hoohoo hooroo hormud hororo horror hossur houmus housos hrrors hubbub hubdub hubrus hububb hudood hudous huh-uh humhub humhum hummum hummus humors humour humous hurdom hurroo hurumu hushom m-dubs mbombo mbomou mhorrs mm-hmm modbus moddom moddum mohoro mohuhu mommur moodur moodus moomoo mooshu morbus mordor mordru mormor mormos mormur morodo moroso moross morous morros morsum mosdos mososo mossoo mouddo mouros mourou mousum ms-dos mudomo muhuhu muhurr muhuru murdur murmur mushom musmus mussum muumuu obosom obsorb obsurd odours odsbob odsbud ohhush ohohoh ombro- ombuds omodos oohooh oooooo oordoo ordoru ormrod orobus orodus oromoo orrho- orrour osburh osmous osommo ossous ossudu ououso ousrou rhodo- rhodos rhomb- rhombs rhosus rhumbs robomb robous rodhos romoos romour romrod roshor rossum rubro- rubrum rudrur ruhroh rumbud rumbur rumdum rumohr rumors rumour russo- russud russus rusumo sb-dos shboom shmoos shodur shoosh shrood shroom shroub shroud shrubs shshsh shursh smohor smoosh smrbrd sobos sodros sodumb sohmor sohouo sombor soomro soords soosoo sorbus sordor sorors sorous sorrus sorsor sorsum soudou soudur sourou sousou subodh subord suburb sumdum summum sumoom sumoor sumrud sumuru suroso sursum surumu susumu susurr ubombo ubussu udburu uh-huh uhhuhs um-hum umbuss urhobo urobos usbhub