埃及[ejiputo] Egypt
蘇維埃[sobieto] soviet
土埃[tsuchibokori] dust
塵埃[jinai] dust

砂埃[sunabokori] cloud of dust (sand, etc.)
綿埃[watabokori] dustballs
埃っぽい[hokorippoi] dusty
出埃及記[shutsuejiputoki] Book of Exodus (Bible)

サハラ砂漠[saharasabaku] Sahara Desert
黄砂[kousa] loess
角砂糖[kakuzatou] cube sugar
玉砂利[tamajari] gravel
黒砂糖[kurozatou] brown sugar

砂子[isago] sand
砂岩[sagan] sandstone
砂丘[sakyuu] sand dune
砂金[sakin] gold dust
砂時計[sunadokei] hourglass