215 entries under adjective topic. ×

19
Gordian(hard, difficult, complex, intricate)
19
ambitious(hard, difficult, complex)
19
arduous(hard, tough, difficult, complex)
19
burdensome(hard, difficult, complex)
19
disturbing(hard, difficult, complex)
19
elaborate(hard, difficult, complex, intricate)
19
impossible(hard, difficult, complex)
19
knotted(hard, difficult, complex)
19
laborious(hard, difficult, complex)
19
nasty(hard, difficult, complex)
19
operose(hard, difficult, complex)
19
profound(hard, difficult, complex)
19
sophisticated(hard, difficult, complex, intricate)
19
toilsome(hard, difficult, complex)
18
doubtful(clear, open, rough, delicate)
18
far out(hard, difficult, complex)
18
perplexed(hard, difficult, complex)
18
severe(hard, difficult, complex)
18
troubled(hard, difficult, complex)
17
questionable(clear, open, rough, certain)
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APASmart Define. (2016). problematic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/problematic/thesaurus/synonyms
ChicagoSmart Define. 2016. "problematic thesaurus" https://smartdefine.org/problematic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, problematic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/problematic/thesaurus/synonyms>.
MLASmart Define. "problematic thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/problematic/thesaurus/synonyms>