Iron
Iron adjective - Not showing weakness or uncertainty.
Steely is a synonym for iron in inflexible topic. In some cases you can use "Steely" instead an adjective "Iron", when it comes to topics like hard.
Mutual synonyms
Both words in one sentence
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In this regard, she is more steely than an iron mine, taking heaps of abuse and threats (and implied rape) rather than give in.
Source: Extreme Doormat -
They will be of iron will and steely muscle.
Source: Space Marine
Cite this Source
Steely and Iron. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/iron/steely
Iron & Steely. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/iron/steely>.
Steely or Iron. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/iron/steely.
Google Ngram Viewer shows how "iron" and "steely" have occurred on timeline