By variation for qash; dry grass -- chaff.
see HEBREW qash
H2842. chashash
חֲשַׁשׁ noun masculine Isaiah 59:24 chaff; — absolute קַשׁ ח ׳תַּהֲרוּ תֵלְדוּ Isaiah 33:11 ye conceive chaff, ye bring forth stubble (figurative of vain attempt of Assyr.); construct יִרְמֶּה ׳ח לֶהָבָה 5:24 ("" קַשׁ) as flaming chaff sinketh down (simile of perishing of heedless Judahites).
חֻשָׁתִי see חושׁ.
חִתָּה חַת, see חתת.