344 entries under hard topic. ×

20
intricate(adjective, difficult, complex, awkward)
20
sad(adjective, difficult, awful, terrible)
20
unbending(adjective, clear, strong, tough)
19
critical(adjective, tough, difficult, harsh)
19
knotted(adjective, difficult, complex)
19
precarious(adjective, difficult, complex, dangerous)
19
sheer(adjective, difficult, harsh, pure)
19
sticky(adjective, difficult, complex, awkward)
19
unfeeling(adjective, person, mean, tough)
18
heavyweight(adjective, difficult, complex)
18
involved(adjective, difficult, complex, awkward)
18
ponderous(adjective, difficult, complex)
18
problematic(adjective, difficult, complex)
18
relentless(adjective, appearance, mean, strong)
18
toilful(adjective, difficult, complex, awkward)
17
dour(adjective, tough, firm, attitude)
17
pitiless(adjective, person, mean, tough)
17
terrible(adjective, appearance, bad, great)
17
unyielding(adjective, appearance, mean, clear, strong)
16
cold(adjective, calm, mean, cool)
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APASmart Define. (2016). severe thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/severe/thesaurus/synonyms
ChicagoSmart Define. 2016. "severe thesaurus" https://smartdefine.org/severe/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, severe thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/severe/thesaurus/synonyms>.
MLASmart Define. "severe thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/severe/thesaurus/synonyms>