Synonyms|327Antonyms|69|Broader|3Narrower|3Related|248
1
fretfulness(noun, sullenness)
1
frightfulness
1
frostiness(noun, severity)
1
fury
1
gloomy
1
glower
1
glowering
1
gravitas
1
grouchiness(noun, sullenness)
1
gruffness(noun, severity)
1
grumpiness(noun, sullenness)
1
hardheartedness(noun, discipline, firmness, severity, harshness)
1
indomitability(noun, perseverance, obstinacy, stubbornness, inflexibility)
1
infelicity
1
inquietude
1
intensity(noun, severity)
1
irascibility(noun, sullenness)
1
keenness(noun, severity)
1
leanness(noun, severity)
1
lividity
For more, visit Grimness on Power Thesaurus
11 years ago|5.4k views|share |citing 
APASmart Define. (2015). grimness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/grimness/thesaurus/synonyms
ChicagoSmart Define. 2015. "grimness thesaurus" https://smartdefine.org/grimness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, grimness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/grimness/thesaurus/synonyms>.
MLASmart Define. "grimness thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/grimness/thesaurus/synonyms>