דּוּחַdûwach

rinse, cleanse away by rinsing, washing

Pronunciation: doo'-akh · Hebrew/Aramaic (Old Testament) · H1740

Meanings

Hiph`il

1. rinse (Ezekiel 40:38; 2 Chronicles 4:6)

2. figurative cleanse by washing (Isaiah 4:4)

Same root

דָּהַםdâham · H1724to be dumb, i.e. (figuratively) dumbfounded

Where it appears

Appears 4 times in the Bible.

2 Chronicles 4:6 He also made ten smaller basins for washing the utensils for the burnt offerings. He set five on the south side and five on the north. But the priests washed themselves in the Sea.
Isaiah 4:4 The Lord will wash the filth from beautiful Zion and cleanse Jerusalem of its bloodstains with the hot breath of fiery judgment.
Jeremiah 51:34 “King Nebuchadnezzar of Babylon has eaten and crushed us and drained us of strength. He has swallowed us like a great monster and filled his belly with our riches. He has thrown us out of our own country.
Ezekiel 40:38 A door led from the entry room of one of the inner gateways into a side room, where the meat for sacrifices was washed.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).