155 entries under fixed topic. ×

13
hard-nosed(adjective, mean, strong, hard, secure)
13
secure(adjective, strong, firm, solid, steady)
12
constant(adjective, secure, firm, solid, determined)
12
immobile(adjective, move, strong, secure, solid)
12
mulish(adjective, mean, strong, hard, tough)
12
rooted(adjective, strong, secure, solid, usual)
12
unchangeable(adjective, set, hard, secure, firm)
11
hard(adjective, mean, strong, tough, cruel)
11
intractable(adjective, hard, firm, difficult, determined)
11
stationary(adjective, move, strong, secure)
11
unmovable(adjective, move, cruel, still)
10
dogged(adjective, mean, hard, determined)
10
motionless(adjective, strong, secure, substantial)
10
set in stone(expression, adjective, idiom, mean, hard)
10
solid(adjective, strong, secure, firm, steady)
10
staunch(adjective, set, strong, hard, firm)
9
pat(adjective, difficult, wild, determined, usual)
9
tenacious(adjective, strong, secure, firm, solid)
8
persistent(adjective, determined, stable, resolute)
8
resolved(adjective, determined, usual, resolute)
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APASmart Define. (2015). immovable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/immovable/thesaurus/synonyms
ChicagoSmart Define. 2015. "immovable thesaurus" https://smartdefine.org/immovable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, immovable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/immovable/thesaurus/synonyms>.
MLASmart Define. "immovable thesaurus" 3 August 2015. Web. 21 September 2026. <https://smartdefine.org/immovable/thesaurus/synonyms>