Iron
Iron adjective - Not showing weakness or uncertainty.
Safe as houses and iron are semantically related. In some cases you can use "Safe as houses" instead an adjective "Iron".
Safe as houses
Iron and safe as houses are semantically related. Sometimes you can use "Iron" instead an adjective phrase "Safe as houses".
Cite this Source
Safe as houses and Iron. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/iron/safe_as_houses
Iron & Safe as houses. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/iron/safe_as_houses>.
Safe as houses or Iron. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/iron/safe_as_houses.