naroo naror narou narra narro narum narun narur naura nauru nbaon nbomb ndana ndooa ndora ndour nduma nduru nmdar nnama nnooo no-do no-no noard nobar noboa nobob nobuo nodab nodar nodum nomad noman nomar nomba nommo nomo- nomom non-u nona- nonad nonan nonar nonda nondo nonna nonno nooma noonu noora noord norad norba norbu nordo norm- norma norna noron norra norro norum norun nouna noura nu-nu nuabu nuada nubao nubar nubra nudum nudur numan numba nunan nunda nunna nunon nunun nuodb nuoro nurar nurmo nuroa nurra nurun o-bon o-r-b oando oandu oaror obaba obama obara obdam obnam obodo obora oboro obrab obrad obrom obudu odaba odama odara oddba oddur odoom odour odran odudu oduom oduro omama omana omara omarr ombra ombud omman omoon omoro omran omron omuma omura onado onand onano onaon onara onard ondra onman onmod onmun onoba onoda onoma onond onoon onora onorn onour onran onuma ooman oomba ooooo oraba orama oramo orana orand oraon orara orbad orban orbom ordon ordro orm-d orman ormod ormur ornan ornon ornua orobo orodo oromo orona orono oroua orrum oruro ouada ouara oudan oudon ouona ouoro ouran ourba ourno ra-ra raaba raaor raard rabab rabad raban rabba rabda rabon rabor rabou rabud rabun radan radar radau radom radon radun raman ramar ramba rambo ramma rammu ramna ramon ramor ran-d ranam ranau randa randb randd randm rando randr randu ranma ranna ranno rannu ranon ranua ranum raron rauda rauma rauna rauno rauon rdram rmnmn ro-ro roadb roana roann robab robar robbo robo- robon robor robun robur rodan rodau rodbo rodda rodna rodon rodor romad roman romao romon ronan ronda rondo ronno rooba roodu rooma roomu roond roram rorbu rorra rouba rouma roumm round roura rrand ruana ruano rubab ruban rubba rubon rubor rubra rudan rudar rudna rudno rudra ruman rumba rumbo rummo rummu rumor runan runda rundu runo- runon ruomu ruran u-dub u-man uanda uandd uarda uaroo ubobo udaan udana udand udara udora umana umaru umbar umbra umbro umman umour umran umudu unadd unadu unama unamo unara unarm unaru unbad unban unbar unbud undam undub undun undur unmad unman unnam unnao unnau unnun unnur unona unoor unorn unrar unrra unrun unurn uraan uraba uran- urana urano urban urbar urman uroob urour urram urrao uruan urubu uruma uuand uuard uudam uumaa uurad uuuuu