3
calcium(noun, element)
3
calender(verb, smoothness)
3
cerium(noun, element)
3
cesium(noun, element)
3
chromium(noun, element)
3
cobalt(noun, element)
3
concrete
3
cuffs(noun, bond, metal, shackles, chains)
3
dense(adjective, set, strong, hard, tough)
3
dysprosium(noun, element)
3
erbium(noun, element)
3
europium(noun, element)
3
even(verb, calm, quiet, clear, press)
3
fast(adjective, strong, tough, firm, solid)
3
fetters(noun, shackles, chains, manacles)
3
flint
3
flinty
3
gadolinium(noun, element)
3
gallium(noun, element)
3
germanium(noun, element)
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APASmart Define. (2015). iron thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/iron/thesaurus/synonyms
ChicagoSmart Define. 2015. "iron thesaurus" https://smartdefine.org/iron/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, iron thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/iron/thesaurus/synonyms>.
MLASmart Define. "iron thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/iron/thesaurus/synonyms>