滔 tou¹ {tāo}

1. overflow
2. torrent-dash

滔天 tou¹ tin¹ {tāo tiān}

(adjective) Heinous; frightful; flagrant

滔滔 tou¹ tou¹ {tāo tāo}

torrential

滔天大罪 tou¹ tin¹ daai⁶ zeoi⁶ {tāo tiān dà zuì}

a heinous crime

滔滔不絕〔---绝〕 tou¹ tou¹ bat¹ zyut⁶ {tāo tāo bù jué}

1. unceasing torrent (idiom)
2. talking non-stop
3. gabbling forty to the dozen