5
firmness(noun, confidence, assurance, poise, self-possession)
5
for sure
5
self-reliance(noun, confidence, assurance, poise, independence)
4
authority(noun, dignity, charisma)
4
effrontery(noun, confidence, nerve, boldness, impudence)
4
equanimity(noun, calm, confidence, grace, poise)
4
faith(noun, confidence, self-possession, self-confidence, self-reliance)
4
sang-froid(noun, calm, pressure, poise, calmness)
4
self-esteem(noun, confidence, pride, self-confidence)
4
trust(noun, confidence, self-possession, self-confidence, self-reliance)
3
arrogance(noun, face, confidence, assurance, nerve)
3
balance(noun, calm, grace, poise, calmness)
3
composure(noun, calm, confidence, calmness, dignity)
3
coolness(noun, calm, cool, confidence, grace)
3
self-respect(noun, belief, confidence, pride, self-esteem)
2
bravado
2
calm(noun, confidence, poise, calmness, composure)
2
equilibrium(noun, calm, grace, poise, calmness)
2
imperturbability(noun, calm, cool, poise, calmness)
2
independence
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APASmart Define. (2015). self-assurance thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/self-assurance/thesaurus/synonyms
ChicagoSmart Define. 2015. "self-assurance thesaurus" https://smartdefine.org/self-assurance/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, self-assurance thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/self-assurance/thesaurus/synonyms>.
MLASmart Define. "self-assurance thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/self-assurance/thesaurus/synonyms>