Synonyms|72Antonyms|1|Broader|0Narrower|0Related|8
6
ferrous(adjective, strong, hard, tough, sturdy)
3
iron(noun, adjective, strong, hard, tough)
2
ferruginous
1
chalybeate
1
ferreous
1
ferriferous
1
irony
1
metal
1
metallic element
1
steel(adjective, strong, hard, tough, sturdy)
0
adamant(adjective, strong, hard, tough, sturdy)
0
adamantine(adjective, strong, hard, tough, sturdy)
0
astringent(adjective, strong, hard, tough, sturdy)
0
austere(adjective, strong, hard, tough, sturdy)
0
authoritarian(adjective, strong, hard, tough, sturdy)
0
bitter(adjective, strong, hard, tough, sturdy)
0
bullheaded(adjective, strong, hard, tough, sturdy)
0
by the book(expression, adjective, idiom, strong, hard)
0
cruel(adjective, strong, hard, tough, sturdy)
0
dense(adjective, strong, hard, tough, sturdy)
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APASmart Define. (2013). ferric thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/ferric/thesaurus/synonyms
ChicagoSmart Define. 2013. "ferric thesaurus" https://smartdefine.org/ferric/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, ferric thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/ferric/thesaurus/synonyms>.
MLASmart Define. "ferric thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/ferric/thesaurus/synonyms>