A primitive root; to thrust away; figuratively, to cleanse -- cast out, purge, wash.
H1740. duach
[דִּיחַ דּוּחַ,] verb rinse, cleanse away by rinsing, washing (Late Hebrew Hiph`il, Aramaic Aph`el id.; compare Assyrian dî—u DlPr 177) —
Hiph`il Perfect suffix הדיחנו Kt Jeremiah 51:34 Qr הֱדִיחָ֑נִי but read הִדִּיחני from נדח (Hi, compare 50:17); Imperfect3masculine singular יָדִיחַ Isaiah 4:4; 3masculine plural יָדִיחוּ2 Chronicles 4:6 + Ezekiel 40:38 (Co conjecture הַקָּדִים); —
1 rinse, victims to be offered in sacrifice Ezekiel 40:38, Songs 2 Chronicles 4:6 (compare above)
2 figurative cleanse by washing Isaiah 4:4, of removing guilt.