shittah, shittim

Strong’s Dictionary of Hebrew Words:

Transliteration:
shittah
Phonic:
shit-taw’
Meaning:
feminine of a derivative (only in the plural shittiym {shit-teem'}; meaning the sticks of wood) from the same as 7850; the acacia (from its scourging thorns)
KJV Usage:
shittah, shittim. See also 1029

Jackson’s Dictionary of Scripture Proper Names:

acacias