Synonyms|58Antonyms|28|Broader|0Narrower|0Related|495

23 entries under severe topic. ×

2
smoking(adjective, tough, important, significant)
1
deep(adjective, tough, difficult, important)
1
far-reaching(adjective, tough, important, significant)
1
fateful(adjective, tough, important, significant)
1
fell(adjective, weighty, aper, demoniac)
1
formidable(adjective, tough, important, significant)
1
grave(adjective, tough, deep, meaningful)
1
hard(adjective, tough, important, significant)
1
laborious(adjective, tough, important, significant)
1
meaning business(expression, adjective, tough, important)
1
meaningful(adjective, tough, important, significant)
1
no joke(expression, adjective, tough, important)
1
no laughing matter(expression, adjective, idiom, tough)
1
of consequence(expression, adjective, tough, important)
1
operose(adjective, tough, important, significant)
1
out for blood(expression, adjective, idiom, tough)
1
playing hard ball(expression, adjective, idiom, tough)
1
sobering(adjective, tough, important, significant)
1
strictly business(expression, adjective, tough, important)
1
tough(adjective, difficult, important, significant)
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APASmart Define. (2015). unamusing thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unamusing/thesaurus/synonyms
ChicagoSmart Define. 2015. "unamusing thesaurus" https://smartdefine.org/unamusing/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unamusing thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unamusing/thesaurus/synonyms>.
MLASmart Define. "unamusing thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/unamusing/thesaurus/synonyms>