Synonyms|507Antonyms|148|Broader|12Narrower|10Related|239
2
soundness
2
steepness(noun, severity)
2
strictness(noun, firmness, severity, harshness, conformity)
2
stuffiness
2
temper(noun, protection, security, rigidity, hardness)
2
tenseness(pressure, tension, tightness, tautness)
2
unchangeability
2
unfeelingness
1
adamantness
1
aridity
1
arrangement(noun, quality, feeling, touch, character)
1
asperity(noun, severity, harshness, conformity, strictness)
1
balance(noun, quality, feeling, touch, character)
1
barbarism
1
barrenness
1
being(noun, quality, feeling, touch, character)
1
bloodlessness
1
bullheadedness(noun, tenacity)
1
cacophony
1
ceremonial
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APASmart Define. (2015). stiffness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/stiffness/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiffness thesaurus" https://smartdefine.org/stiffness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, stiffness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/stiffness/thesaurus/synonyms>.
MLASmart Define. "stiffness thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/stiffness/thesaurus/synonyms>