1,011 entry under adjective topic. ×

26
unshakable(mean, strong, hard, complete)
24
insistent(set, determined, steady, resolute)
24
stationary(move, calm, quiet, strong)
23
fast(adverb, strong, complete, secure)
23
unchangeable(strong, complete, secure, flat)
23
unrelenting(mean, hard, firm, determined)
22
obstinate(mean, hard, rough, firm)
22
relentless(mean, hard, firm, determined)
21
immutable(hard, secure, rough, firm)
20
constant(strong, complete, secure, tough)
20
immobile(move, calm, quiet, strong)
20
unwavering(strong, secure, flat, firm)
19
adamant(mean, strong, hard, secure)
19
stable(adverb, calm, quiet, strong)
18
definite(set, clear, strong, complete)
18
enduring(strong, sound, tough, flat)
18
invariable(severe, harsh, solid, ordinary)
18
rooted(verb, strong, hard, secure)
18
steady(adverb, move, strong, sound)
16
certain(noun, change, clear, complete)
10 years ago|45k views|share |citing 
APASmart Define. (2016). fixed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fixed/thesaurus/synonyms
ChicagoSmart Define. 2016. "fixed thesaurus" https://smartdefine.org/fixed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, fixed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fixed/thesaurus/synonyms>.
MLASmart Define. "fixed thesaurus" 16 March 2016. Web. 21 September 2026. <https://smartdefine.org/fixed/thesaurus/synonyms>