Synonyms|592Antonyms|120|Broader|6Narrower|3Related|303

116 entries under firmness topic. ×

6
pluck(noun, activity, go, drive, power)
6
stability(noun, health, support, control, force)
6
stubbornness(noun, determination, resolution, steadfastness)
5
decisiveness(noun, strong, certain, determination, resolution)
5
might(noun, health, go, force, body)
5
nerve(noun, health, force, body, power)
5
obstinacy(noun, determination, resolution, steadfastness)
5
resolution(noun, strong, spirit, certain, determination)
5
rigorousness(noun, easy, difficulty, condition, discipline)
5
robustness(noun, health, force, body, power)
5
sternness(noun, easy, condition, discipline)
5
strictness(noun, easy, condition, discipline)
5
stringency(noun, easy, condition, discipline)
5
vigor(noun, health, force, body, power)
5
vitality(noun, health, force, body, power)
4
resoluteness(noun, support, control, strong, strength)
4
austerity(noun, easy, condition, discipline)
4
body(noun, health, state, force, quality)
4
lustiness(noun, health, force, body, power)
4
persistence(noun, strength, determination, resolution)
For more, visit Toughness on Power Thesaurus
10 years ago|10k views|share |citing 
APASmart Define. (2015). toughness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/toughness/thesaurus/synonyms
ChicagoSmart Define. 2015. "toughness thesaurus" https://smartdefine.org/toughness/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, toughness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/toughness/thesaurus/synonyms>.
MLASmart Define. "toughness thesaurus" 21 December 2015. Web. 29 September 2026. <https://smartdefine.org/toughness/thesaurus/synonyms>