42 entries under difficulty topic. ×

13
harshness(noun, force, attack, power, disorder)
8
acrimony(noun, rudeness, resentment, sharpness)
7
severity(noun, force, attack, power, disorder)
6
hardness(noun, power, violence, severity)
5
acerbity(sharpness, severity, harshness, irritability)
5
austerity(noun, firmness, severity, harshness)
4
bitterness(sharpness, severity, harshness, irritability)
4
churlishness(noun, resentment, sharpness, severity)
4
sharpness(noun, force, attack, disorder)
4
tartness(noun, sharpness, severity, harshness)
4
toughness(noun, power, violence)
2
arduousness
2
contrariness
2
difficulty(noun, resentment, firmness, sharpness)
2
ordeal(noun, severity, harshness, conformity)
2
sourness(noun, resentment, sharpness, severity)
2
wearying
1
adversity
1
cantankerousness
1
complexity
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APASmart Define. (2015). roughness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/roughness/thesaurus/synonyms
ChicagoSmart Define. 2015. "roughness thesaurus" https://smartdefine.org/roughness/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, roughness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/roughness/thesaurus/synonyms>.
MLASmart Define. "roughness thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/roughness/thesaurus/synonyms>