(Aramaic) from a root corresponding to 'ashar; a wall (from its uprightness) -- wall.
see HEBREW 'ashar
H846. ushsharna
אֻשַּׁרְנָא noun masculine meaning and √ dubious (K§ 62 Buhl14); — "" בַּיְתָא Ezra 5:3, 8; most wall (ᵑ9 ᵑ6 walls); M55* compare Assyrian ašurrû, wall, but?; Hpt in GuEzr:pp. 34. 63 thinks = [aširânâ] from Assyrian ašru, sanctuary; pointed by Masoretes as if = אֻשַּׁיָא (4:12; 5:16); other conjectures Marquart44 Scheft79f.
אֶשְׁתַּדּוּר see שׁדר. אִשְׁתִּיו see [שְׁתָה].