53 entries under hard topic. ×

18
operose(adjective, difficult, complex)
18
painful(adjective, difficult, complex)
18
precarious(adjective, difficult, complex)
14
critical(adjective, hurt, great, tough)
9
urgent(adjective, clear, great, tough)
8
pressing(verb, adjective, tough, severe)
7
exigent(adjective, tough, difficult, harsh)
6
demanding(adjective, severe, difficult, harsh)
6
exacting(adjective, severe, difficult, harsh)
2
importunate(tough, difficult, big, significant)
2
stringent(adjective, good, strong, sound)
2
troublesome(adjective, tough, severe, difficult)
1
violent(adjective, strong, severe, rough)
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APASmart Define. (2015). weighty thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/weighty/thesaurus/synonyms
ChicagoSmart Define. 2015. "weighty thesaurus" https://smartdefine.org/weighty/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, weighty thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/weighty/thesaurus/synonyms>.
MLASmart Define. "weighty thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/weighty/thesaurus/synonyms>