45 entries under difficult topic. ×

13
herculean(adjective, hard, big, large)
8
formidable(adjective, bad, hard, big)
6
heavy(adjective, hard, tough, severe)
4
arduous(adjective, bad, hard, tough, severe)
2
ambitious(adjective, hard, tough, severe)
2
backbreaker(adjective, hard, tough, severe)
2
bothersome(adjective, hard, tough, severe)
2
burdensome(adjective, hard, tough, severe)
2
challenging(adjective, hard, tough, severe)
2
crucial(adjective, hard, tough, severe)
2
demanding(adjective, hard, tough, severe)
2
difficile(adjective, hard, tough, severe)
2
easier said than done(adjective, hard, tough, severe)
2
effortful(adjective, hard, tough, severe)
2
exacting(adjective, hard, tough, severe)
2
galling(adjective, hard, tough, severe)
2
grueling(adjective, bad, hard, tough)
2
hard-won(adjective, hard, tough, severe)
2
irritating(adjective, hard, tough, severe)
2
labored(adjective, hard, tough, severe)
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APASmart Define. (2015). titanic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/titanic/thesaurus/synonyms
ChicagoSmart Define. 2015. "titanic thesaurus" https://smartdefine.org/titanic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, titanic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/titanic/thesaurus/synonyms>.
MLASmart Define. "titanic thesaurus" 24 October 2015. Web. 25 September 2026. <https://smartdefine.org/titanic/thesaurus/synonyms>