(Aramaic) corresponding (by transposition and abbreviation) to 'ashuwyah; a foundation -- foundation.
see HEBREW 'ashuwyah
H787. osh
[אשׁ K§ 55, 5 c] noun masculineEzra 6:3 foundation (probably loan-word from Assyrian uššû, id., √ אשׁשׁ (see Biblical Hebrew), so ZimKAT 3. 649; ᵑ7 feminine אוּשָׁא, Late Hebrew אוּשָׁה, Christian- Palestinian Aramaic , , SchulthLex. 19; Arabic : NöM 99); — plural emphatic אֻשַּׁיָּא 4:12; 5:16; suffix אֻשֹּׁהִי 6:3.