odmark odoorn okanda okkadu okondo okonma okumoo omakau omkara onanon onarun ondand ondara onnara onuaku onuora ookroo oooooo oordoo oraman oranda orando ordona ordoru ormand ormara ormond ormrod ornana orokon oromoo orraon orrour ouadda ouakam oud-aa oumako ounado ourdon ourman ouroun raadna radama radana radara radaur raddan radman radnor radoma radoun radour radura raknno ram-on ramada ramadu ramana ramara ramark ramdam ramdan ramkan ramman rammun ramona ramond ramoon ramord ramrod ramuan ramudu ranana randak randan random randon randor randum rankum raraka raudna rdrand roanda rodano roddam roddon rodman rodora roduka rokkor rokuko rokuro romana romand romano romanu romarm romour romrod rondon ronnon ronron rooman roomon roound roudna roudno rouman roundo roundu rounou ruanda ruando ruddon rudman rudnun rudram rudrur rukkan rumana rumand rumdum rumman rumoka rumour run-on runamo runand u-rank udmaru udruma udukku ukamau umanak umauma ummaru umnaka umuaka umunna un-man unadon undama undamn undark undurn unkana unkard unmaad unmark unmoan unmoar unmoor unrank uoaman uraman urano- urdoma urkkad urmond urodan urodon uruana uruara