473 entries under adjective topic. ×

4
believing(firm, belief, sure, positive)
4
calm(verb, quiet, fix, strong)
4
cool(verb, hold, calm, good)
4
cosy
4
credible(open, sound, reasonable, solid)
4
defended(perfect, safe, safety, snug)
4
healthy(clear, sound, solid, pure)
4
honorable(open, honest, solid, reliable)
4
imperturbable(firm, solid, certain, stable)
4
poised(calm, strong, firm, solid)
4
resolute(calm, strong, firm, solid)
4
rigid(tight, inflexible, stubborn, immovable)
4
riskless(clear, sound, pure, healthy)
4
secured(strong, substantial, stable, unmoving)
4
stuck(firm, true, steady, fixed)
4
unattackable
4
unconquerable
4
undamaged(perfect, unconcerned, safe, flawless)
4
unhurt(perfect, unconcerned, safe, flawless)
4
unquestionable(solid, certain, sure, confident)
11 years ago|48k views|share |citing 
APASmart Define. (2015). secure thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/secure/thesaurus/synonyms
ChicagoSmart Define. 2015. "secure thesaurus" https://smartdefine.org/secure/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, secure thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/secure/thesaurus/synonyms>.
MLASmart Define. "secure thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/secure/thesaurus/synonyms>