276 entries under adjective topic. ×

25
laborious(hard, severe, rough, difficult)
24
Gordian(hard, difficult, complex, involved)
24
severe(hard, difficult, violent, complex)
24
toilsome(hard, difficult, complex, awkward)
23
profound(hard, difficult, complex)
22
lumpy(hard, difficult, complex, coarse)
22
trying(hard, difficulty, difficult, complex)
21
burdensome(hard, difficult, complex, awkward)
21
grinding(hard, difficult, complex, awkward)
21
involute(hard, simple, difficult, complex)
21
sensitive(hard, difficult, complex)
20
impossible(hard, difficulty, difficult, complex)
20
inextricable(hard, difficult, complex)
20
nasty(hard, evil, difficult, complex)
20
operose(hard, severe, rough, difficult)
20
oppressive(hard, difficult, complex)
20
painful(hard, difficult, complex)
20
sinuous(hard, difficult, complex)
20
stressful(hard, difficult, complex)
20
tight(hard, difficult, complex)
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APASmart Define. (2015). knotty thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/knotty/thesaurus/synonyms
ChicagoSmart Define. 2015. "knotty thesaurus" https://smartdefine.org/knotty/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, knotty thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/knotty/thesaurus/synonyms>.
MLASmart Define. "knotty thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/knotty/thesaurus/synonyms>