תֹּהוּ (tōhû) is
a Hebrew noun
meaning formlessness. It appears
20 times
in 7 books of the Hebrew Bible
(Strong's H8414).
Same Hebrew root (TWOT 2494a)
Range of meaning (TWOT 2494a)formlessness, confusion, unreality, emptiness; empty, unreal; desolation, desert, worthless thing, in vain; empty place, without form, nothing, nought, vain, vanity, waste, wilderness
Strong's H8414תֹּהוּ: a desolation (of surface), i.e. desert; figuratively, a worthless thing; adverbially, in vain KJV:confusion, empty place, without form, nothing, (thing of) nought, vain, vanity, waste, wilderness.
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.