בֹּהוּ (bōhû) is
a Hebrew noun
meaning emptiness. It appears
3 times
in 3 books of the Hebrew Bible
(Strong's H922).
Also rendered
void
Same Hebrew root (TWOT 205a)
Range of meaning (TWOT 205a)emptiness; vacuity, undistinguishable ruin; void
Full entry: Brown-Driver-Briggs and Strong's
בֹ֫הוּnoun, masculine: emptiness
Strong's H922בֹּהוּ: a vacuity, i.e. (superficially) an undistinguishable ruin KJV:emptiness, void.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.