Answer: shittah

AnswerCrossword Clue
SHITTAHArk wood tree
shittahtree, said to be an acacia, probably Acacia seyal, that yielded the shittim wood of the Old Testament
shittaha tree of uncertain identity but probably an acacia (as Acacia seyal) from the wood of which the ark and fittings of the Hebrew tabernacle were made