Strong’s Hebrew
H6851 — tsaphtsaphah
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
צַפְצָפָה
tsaphtsaphah — pronounced tsaf-tsaw-faw
from 6687; a willow (as growing in overflowed places):--willow tree. see H06687
1 occurrence in the KJV.
Ezekiel 17:5
He took also of the seed of the land, and planted it in a fruitful field; he placed it by great waters, and set it as a willow tree.