dǔ粵dou2 · · · dǔ粵dou2 · · Code (Short Name / Abbr) dǔ粵dou2 · · Long Name 3 · · Number of Characters SMSZD2003 Readings · · Property Characters · 堵 cjk unified ideograph | wall; stop, prevent; stop up U+5835 睹 cjk unified ideograph | look at, gaze at; observe U+7779 賭 cjk unified ideograph | bet, gamble, wager; compete U+8CED