Result of search for "5178":
5178 nchosheth nekh-o'-sheth for 5154; copper, hence, something made of that metal, i.e. coin, a fetter; figuratively, base (as compared with gold or silver):--brasen, brass, chain, copper, fetter (of brass), filthiness, steel.
5179 Nchushta' nekh-oosh-taw' from 5178; copper; Nechushta, an Israelitess:--Nehushta.
5180 Nchushtan nekh-oosh-tawn' from 5178; something made of copper, i.e. the copper serpent of the Desert:--Nehushtan.