nuruk nurun o-bon o-r-b oakam oakum oarin oaror obaba obaku obama obara obiba obimo obina obion obira obnam obora oboro obrab obrok obrom oibab oiko- oina oinam oino- oinoi oiran oiron okaka okama okami okano okara okina okkan okkur okobo okoia okoki okoro okubo okuka okuku okuma okuni okura okuru omama omana omani omara omari omarr omaui ombra omiai omina omino omkar omkoi omman ommin omni- omnia omnio omoka omoon omoro omran omron omuku omuma omura onair onaka onami onano onaon onara onari oniai onibi onin oniom onion onir- oniro onium onman onmun onnia onoba onoma onoon onora onorn onour onran onrio onuka onuma ooioo ooman oomba oonin ooooo oraba orabi orain oraio orama oramo orana orani oraon orara orari orban orbom oriab oribi orino orion orium orkan orkin orkom orman ormia ormur ornan orni- ornon ornua orobo oromo orona orono oroua orria orrin orrum oruku oruro ouaka ouako ouani ouara ouir- ouona ouoro ouran ourba ouria ourno ra-ra raaba raaor rabab rabai rabak raban rabba rabbi rabia rabin rabiu rabon rabor rabou rabri rabun raiko raima raimi raimo raimu raina rainb raink rainn raion rakaa rakab rakai rakam rakan rakia rakim rakin rakni rakon ramai ramak raman ramar ramba rambo ramim ramin ramki ramma rammu ramna ramon ramor ranai ranam ranau rani- rania ranin ranka ranko ranma ranna ranni ranno rannu ranon ranua ranum raoni raoui rarik rarin raron rauma rauna rauni rauno rauon riaan riaba riana riano riban ribar ribbi ribin ribno ribo- ribon rikan rikka rikki rikon rikuo rimar rimau rimbo rimmi rimon rimou rimur rinan rinka rinko rinku rinna rinoa rioni riria riuma rmnmn ro-ro roana roann roark robab robai robak robar robbi robbo robik robin robo- robon robor robun robur rokin rokki rokkk rokon rokua roman romao romia romni romon ronai ronan ronin ronk- ronko ronno ronok rooba rooma roomu roram rorbu rorik rorra rouba rouko rouma roumi roumm roura ruaka ruana ruano ruark rubab rubai ruban rubba rubbi rubia rubik rubim rubin rubio rubon rubor rubra ruina ruino ruiru rukai rukia rukmi ruman rumba rumbo rumia rumin rummi rummo rummu rumor runan runin runo- runon ruomu rurak ruran rurik rurka rurki u-man u-n-i u-nii uaroo ubai ubank ubari ubirr ubobo uibai uiro ukiam ukina ukkin ukobu ukuma umami umana umari umaru umbai umbar umbra umbri umbro umiak uminn umiri umman umnak umour umran unaka unama unami unamo unara unari unark unarm unaru unban unbar uniko unima unini uninn union unkar unkur unmai unman unnam unnao unnau unnim unnun unnur unona unoor unorn unrar unrra unrun unurn uraan uraba uran- urana urani urano urari urban urbar urbia urian urin- urkun urmai urman urmia urnok uromi uroob urour urram urrao urria uruan urubu uruma urumi ururi uumaa uuork uuuuu