Strong's #6851: tsaphtsaphah (pronounced tsaf-tsaw-faw')
from 6687; a willow (as growing in overflowed places):--willow tree.
Brown-Driver-Briggs Hebrew Lexicon:
tsaphtsâphâh
1) a kind of willow, willow tree
Part of Speech: noun feminine
Relation: from H6687
Usage:
This word is used 1 times:
Ezekiel 17:5: "it by great waters, and set it as a willow tree."