153 entries under difficult topic. ×

3
strenuous(adjective, hard, tough, severe, rough)
3
wearing(adjective, tough, rough, heavy)
2
Daedalean(adjective, obscure, complex, sophisticated)
2
bothersome(adjective, tough, rough, heavy)
2
critical(delicate, awkward, tricky)
2
cumbersome
2
embellished(adjective, hard, fancy, delicate)
2
finicky(adjective, exact, full, thorough)
2
heavy(adjective, tough, severe, obscure, rough)
2
jumbled(verb, adjective, obscure, sophisticated)
2
touchy(delicate, awkward, tricky)
2
uncertain(adjective, upset, anxious, worried)
2
uphill(adjective, tough, rough, heavy)
2
wearisome(adjective, hard, tough, severe, rough)
1
adverse
1
cantankerous
1
contrary
1
cryptic(adjective, evil, obscure, sophisticated)
1
difficile(adjective, tough, rough, heavy)
1
distressing(adjective, tough, rough, unpleasant)
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APASmart Define. (2016). complicated thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/complicated/thesaurus/synonyms
ChicagoSmart Define. 2016. "complicated thesaurus" https://smartdefine.org/complicated/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, complicated thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/complicated/thesaurus/synonyms>.
MLASmart Define. "complicated thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/complicated/thesaurus/synonyms>