H8414
תּהוּ
תּּוֹהוּ ‎ tôhû
to‘-hoo
From an unused root meaning to lie waste; a desolation (of surface), that is, desert; figuratively a worthless thing; adverbially in vain: - confusion, empty place, without form, nothing, (thing of) nought, vain, vanity, waste, wilderness.