Mammoth Uncensored Word List:
33 words ending with u, 8 letters long

aboideau aboiteau berimbau carcajou cariacou carjacou coumarou feldgrau flambeau froufrou hausfrau jiujitsu jiujutsu kabeljou keiretsu kinkajou mairehau minshuku ninjitsu ninjutsu nunchaku pirarucu pyengadu rousseau sucuruju surucucu thankyou tiramisu tsutsumu tucutucu vermoulu williwau zaibatsu