ol bold 大膽的 [Card #20; 字卡第20張: 第5個單字, 字母組合發音 ol]

Some more examples(更多例字):old, gold, mold, sold, cold, scold, told, retold, untold, fold, unfold, billfold, blindfold, hold, behold, withhold, stronghold, foothold, household, threshold, colt, bolt, jolt, volt, voltage, revolt, yolk, folk, poll, toll, roll, scroll, stroll, control, bolster, molten