155 entries under difficult topic. ×

21
stressful(adjective, hard, complex)
21
stringent(adjective, hard, tough, rough, firm)
20
ambitious(adjective, hard, ability, complex)
20
demanding(adjective, hard, tough, easy, rough)
20
intricate(adjective, hard, complex, awkward)
20
sad(adjective, hard, awful, terrible)
19
critical(adjective, hard, tough, harsh)
19
knotted(adjective, hard, complex)
19
precarious(adjective, hard, complex, dangerous)
19
sheer(adjective, hard, harsh, pure)
19
sticky(adjective, hard, complex, awkward)
18
heavyweight(adjective, hard, complex)
18
involved(adjective, hard, complex, awkward)
18
ponderous(adjective, hard, complex)
18
problematic(adjective, hard, complex)
18
toilful(adjective, hard, complex, awkward)
17
pitiless(adjective, person, mean, hard, tough)
17
terrible(adjective, appearance, bad, hard, great)
16
heavy(adjective, strong, hard, tough)
16
stiff(adjective, hard, tough, rough, firm)
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APASmart Define. (2016). severe thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/severe/thesaurus/synonyms
ChicagoSmart Define. 2016. "severe thesaurus" https://smartdefine.org/severe/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, severe thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/severe/thesaurus/synonyms>.
MLASmart Define. "severe thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/severe/thesaurus/synonyms>