74 entries under severe topic. ×

1
inconvenient(hard, offensive, distressing, irritating)
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
ominous(hard, offensive, distressing, upsetting)
1
operose(adjective, tough, important, significant)
1
out for blood(expression, adjective, idiom, tough)
1
perplexing(adjective, hard, tough, offensive)
1
pessimistic(adjective, hard, offensive, worried)
1
playing hard ball(expression, adjective, idiom, tough)
1
smoking(adjective, tough, important, significant)
1
sobering(adjective, tough, important, significant)
1
startling(hard, offensive, distressing, upsetting)
1
strictly business(expression, adjective, tough, important)
1
threatening(hard, offensive, distressing, weighty)
1
unamusing(adjective, tough, important, significant)
1
uncertain(hard, offensive, distressing, upsetting)
1
unhumorous(adjective, tough, important, deep)
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APASmart Define. (2015). worrying thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/worrying/thesaurus/synonyms
ChicagoSmart Define. 2015. "worrying thesaurus" https://smartdefine.org/worrying/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, worrying thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/worrying/thesaurus/synonyms>.
MLASmart Define. "worrying thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/worrying/thesaurus/synonyms>