41 entries under stable topic. ×

44
firm(noun, adjective, mean, strong, hard)
32
immovable(adjective, mean, strong, hard, secure)
28
fixed(adjective, mean, strong, hard, complete)
20
set(adjective, strong, hard, secure, tough)
7
solid(adjective, strong, hard, secure, tough)
6
strong(adjective, strong, hard, secure, tough)
5
fast(adjective, strong, secure, steady, substantial)
5
secure(adjective, strong, hard, continue, solid)
5
sturdy(adjective, strong, hard, tough, continue)
5
substantial(adjective, strong, hard, continue, solid)
4
sound(adjective, strong, hard, secure, continue)
3
immobile(adjective, strong, secure, steady, substantial)
2
settled(strong, secure, firm, substantial)
2
tight(adjective, strong, hard, secure, tough)
1
durable(strong, secure, substantial, unmoving)
1
motionless(strong, secure, steady, substantial)
1
rooted(adjective, strong, hard, secure, solid)
1
stationary(strong, secure, steady, substantial)
0
anchored(strong, secure, substantial, unmoving)
0
bolted(strong, secure, substantial, unmoving)
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APASmart Define. (2015). unshakable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unshakable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unshakable thesaurus" https://smartdefine.org/unshakable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unshakable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unshakable/thesaurus/synonyms>.
MLASmart Define. "unshakable thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/unshakable/thesaurus/synonyms>