529 entries under adjective topic. ×

42
immovable(mean, strong, hard, secure)
39
stable(strong, hard, sound, secure)
38
sound(strong, hard, tough, strain)
34
refractory(hard, tough, strain, rough)
33
fixed(mean, strong, hard, sound)
31
set(strong, hard, secure, tough)
29
resistant(strong, strain, firm, firmness)
29
steady(strong, sound, secure, tough)
28
tough(mean, clear, strong, hard)
28
adamantine(strong, hard, tough, firm)
28
constant(strong, secure, strain, flat)
26
unwavering(strong, secure, flat, firm)
25
insistent(determined, resolute, obstinate, uncompromising)
25
tight(close, strong, hard, tough)
24
dogged(appearance, mean, strong, hard)
24
tenacious(clear, strong, sound, tough)
24
unalterable(strain, firmness, labour, hardiness)
24
unshakable(mean, strong, hard, secure)
23
intractable(appearance, hard, tough, rough)
22
durable(strong, sound, tough, strain)
10 years ago|23k views|share |citing 
APASmart Define. (2016). unyielding thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unyielding/thesaurus/synonyms
ChicagoSmart Define. 2016. "unyielding thesaurus" https://smartdefine.org/unyielding/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, unyielding thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unyielding/thesaurus/synonyms>.
MLASmart Define. "unyielding thesaurus" 10 March 2016. Web. 28 September 2026. <https://smartdefine.org/unyielding/thesaurus/synonyms>