Synonyms|1.6kAntonyms|347|Broader|23Narrower|39Related|1.7k

599 entries under adjective topic. ×

78
hard(dull, great, tough, easy)
61
arduous(dull, hard, great, tough)
60
tough(dull, hard, great, easy)
47
laborious(dull, hard, great, tough)
45
burdensome(dull, hard, tough, severe)
45
complex(hard, delicate, complex, awkward)
44
tricky(noun, hard, delicate, unpleasant)
42
knotty(hard, rough, delicate, complex)
39
intricate(hard, delicate, complex, awkward)
37
severe(hard, tough, rough, harsh)
37
complicated(hard, delicate, complex, awkward)
37
problematic(hard, tough, delicate, complex)
36
troublesome(hard, tough, severe, evil)
36
rough(hard, great, tough, severe)
34
trying(dull, hard, tough, severe)
34
toilsome(hard, great, tough, difficulty)
34
involved(hard, delicate, complex, awkward)
33
thorny(hard, rough, delicate, complex)
33
painful(hard, complex, troublesome, agonizing)
33
sensitive(hard, delicate, tender, lively)
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APASmart Define. (2016). difficult thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/difficult/thesaurus/synonyms
ChicagoSmart Define. 2016. "difficult thesaurus" https://smartdefine.org/difficult/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, difficult thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/difficult/thesaurus/synonyms>.
MLASmart Define. "difficult thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/difficult/thesaurus/synonyms>