tuotuo tupaya tuphan tupman tuppat tupton tupuna tutton tuttut tuxpam tuxpan tyanya tyatya tympan typho- typhon typhoo uh-huh um-hum umauma umount umtata umunna umunya un-man unh-uh unhoop unhunh unmaht unmoan unnath unoath untapt untomy unu-op uoaman up-put upaaya uponon uppony uptono upuaut utahan utapau uthant uthman utopya utouth x-moto xanth- xantho xanthu xaphan xapono xatman xoanon xoxoxo xuxuan xxyyxx yahaan yahuma yamaha yamama yamana yamano yamata yamato yamoto yampah yamuna yamyam yanama yanaon yanouh yaohan yaohua yapahu yapham yapman yapoma yapton yatama yatata yatton yaupan yaupon yaxham yaxuna yaypan yhouth yo-hah yo-han yo-pop yoanna yohoho yomama yonhap yonyou yoohoo yopaat yotta- yottaa youmay youn-a younan younha youpay youpon youtah youthy youtoo yoyoma yoyoyo ypaynt ypotam ypoynt yuhuan yumao yumnam yumoto yumyum yunnan yunyan yupana yuyama yuyuan yymman