58 entries under secure topic. ×

1
motionless(strong, still, substantial, stable)
1
permanent(calm, strong, solid, steady)
1
rigid(still, fixed, inflexible, stubborn)
1
rooted(strong, substantial, stable, fixed)
1
safe(adjective, calm, strong, firm)
1
screwed(verb, strong, substantial, stable)
1
secured(verb, strong, substantial, stable)
1
settled(verb, strong, substantial, stable)
1
solid(adjective, calm, strong, firm)
1
solid as a rock(expression, adjective, idiom, calm, strong)
1
staunch(adjective, calm, strong, firm)
1
steadfast(calm, strong, solid, steady)
1
steady(adjective, calm, strong, firm)
1
stiff(still, fixed, rigid, inflexible)
1
still(rigid, inflexible, stubborn, motionless)
1
strong(adjective, calm, firm, solid)
1
sure(adjective, calm, strong, firm)
1
tenacious(adjective, strong, solid, steady)
1
unfluctuating(adjective, calm, strong, solid)
1
unmoving(strong, still, substantial, stable)
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APASmart Define. (2015). nailed thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nailed/thesaurus/synonyms
ChicagoSmart Define. 2015. "nailed thesaurus" https://smartdefine.org/nailed/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, nailed thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nailed/thesaurus/synonyms>.
MLASmart Define. "nailed thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/nailed/thesaurus/synonyms>