Synonyms|125Antonyms|6|Broader|0Narrower|0Related|139

28 entries under tough topic. ×

1
stiff(adjective, hard, solid, rigid)
1
sturdy(adjective, hard, solid, rigid)
1
substantial(adjective, close, set, hard)
1
unyielding(adjective, hard, solid, rigid)
0
hard(adjective, solid, rigid, inflexible)
0
heavy(adjective, hard, solid, rigid)
0
inflexible(adjective, hard, solid, rigid)
0
rigid(adjective, hard, solid, inflexible)
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APASmart Define. (2013). close-grained thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/close-grained/thesaurus/synonyms
ChicagoSmart Define. 2013. "close-grained thesaurus" https://smartdefine.org/close-grained/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2013, close-grained thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/close-grained/thesaurus/synonyms>.
MLASmart Define. "close-grained thesaurus" 28 June 2013. Web. 27 September 2026. <https://smartdefine.org/close-grained/thesaurus/synonyms>