65 entries under core topic. ×

50
courage(noun, force, quality, attack, power)
33
bravery(noun, quality, power, honor, strength)
33
nerve(noun, force, quality, power, character)
31
fortitude(noun, quality, power, honor, character)
28
spunk(noun, force, quality, power, character)
27
spirit(noun, nature, force, quality, attack)
23
pluck(noun, quality, attack, power, strength)
21
guts(noun, force, quality, power, character)
18
heart(noun, force, quality, power, character)
17
boldness(noun, force, quality, attack, character)
16
character(noun, nature, force, quality, honor)
16
resolution(noun, force, quality, power, character)
15
moxie(noun, quality, strength, spirit, slang)
12
dauntlessness(noun, force, quality, power, character)
11
gallantry(noun, quality, power, strength, spirit)
10
disposition(noun, nature, force, quality, kind)
8
temperament(noun, nature, force, quality, kind)
5
will(noun, force, quality, character, strength)
5
zest(noun, force, quality, character, strength)
4
pith(noun, strength, determination, emotion, courage)
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APASmart Define. (2015). mettle thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/mettle/thesaurus/synonyms
ChicagoSmart Define. 2015. "mettle thesaurus" https://smartdefine.org/mettle/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, mettle thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/mettle/thesaurus/synonyms>.
MLASmart Define. "mettle thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/mettle/thesaurus/synonyms>