213 entries under hard topic. ×

1
rock-hard(adjective, compact, dense)
1
rooted(adjective, secure, steady, fixed)
1
rough(adjective, strong, tough, severe)
1
sanguinary(adjective, tough, harsh, cruel)
1
shameless(adjective, tough, harsh, cruel)
1
sinewy(adjective, strong, sound, tough)
1
stand pat(expression, adjective, strong, secure)
1
starchy(adjective, firm, solid, stiff)
1
steeled(adjective, set, strong, firm)
1
stiff as a board(expression, adjective, idiom, firm)
1
strapping(adjective, strong, sound, tough)
1
thick-skinned(adjective, mean, harsh, inflexible)
1
thickened(adjective, firm, solid, stiff)
1
tough nut to crack(expression, adjective, idiom, mean)
1
trying(adjective, tough, severe, grim)
1
uncontrite(adjective, tough, harsh, cruel)
1
ungraceful(adjective, firm, solid, stiff)
1
unimpressible(adjective, mean, harsh, inflexible)
1
unregenerate(adjective, tough, harsh, cruel)
1
unremitting(adjective, tough, harsh, grim)
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APASmart Define. (2016). unyielding thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 29 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>