H8414: תֹּהוּ‎

From an unused root meaning to lie waste; a desolation (of surface), i.e. Desert; figuratively, a worthless thing; adverbially, in vain — confusion, empty place, without form, nothing, (thing of) nought, vain, vanity, waste, wilderness.

Транслітарацыя:
tôhû

Фанетыка:
to'-hoo