Result of search for "7554":
7549 raqiya` raw-kee'-ah from 7554; properly, an expanse, i.e. the firmament or (apparently) visible arch of the sky:--firmament.
7554 raqa` raw-kah' a primitive root; to pound the earth (as a sign of passion); by analogy to expand (by hammering); by implication, to overlay (with thin sheets of metal):--beat, make broad, spread abroad (forth, over, out, into plates), stamp, stretch.
7555 riqqua` rik-koo'-ah from 7554; beaten out, i.e. a (metallic) plate:--broad.