213 entries under hard topic. ×

1
unrepenting(adjective, tough, harsh, cruel)
1
unsupple(adjective, firm, solid, stiff)
1
vicious(adjective, mean, severe, rough)
1
vindictive(adjective, mean, tough, harsh)
1
violent(adjective, mean, clear, tough)
1
wooden(adjective, firm, solid, stiff)
0
arthritic(adjective, firm, solid, stiff)
0
astringent(adjective, strong, tough, severe)
0
bitter(adjective, strong, tough, severe)
0
brick wall(expression, adjective, persistent, compact)
0
by the book(expression, adjective, idiom, strong)
0
close-grained(tough, solid, rigid, inflexible)
0
compacted(adjective, firm, stiff, compact)
0
dimensional(adjective, compact, dense, rock-hard)
0
disciplinary(adjective, strong, tough, severe)
0
exhausting(adjective, severe, difficult, laborious)
0
ferric(adjective, strong, tough, sturdy)
0
ferrous(adjective, strong, tough, sturdy)
0
fine-grained(tough, solid, rigid, inflexible)
0
frowning(adjective, strong, tough, severe)
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APASmart Define. (2016). unyielding thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 30 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>