62 entries under problematic topic. ×

5
difficult(adjective, hard, tough, heavy)
5
heavy(adjective, tough, severe, large, grand)
3
ambitious(tough, severe, painful, size, huge)
3
arduous(hard, tough, severe, difficult, big)
2
grueling(adjective, hard, tough, difficult, big)
1
backbreaker(tough, severe, painful, trying)
1
bothersome(tough, severe, painful, trying)
1
burdensome(tough, severe, painful, trying)
1
challenging(tough, severe, painful, trying)
1
crucial(tough, severe, painful, trying)
1
demanding(tough, severe, painful, trying)
1
difficile(tough, severe, painful, trying)
1
easier said than done(expression, tough, severe, painful)
1
effortful(tough, severe, painful, trying)
1
exacting(tough, severe, painful, trying)
1
galling(tough, severe, painful, trying)
1
hard-won(tough, severe, painful, trying)
1
irritating(tough, severe, painful, trying)
1
labored(tough, severe, painful, trying)
1
laborious(strong, tough, severe, powerful, painful)
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APASmart Define. (2016). gargantuan thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gargantuan/thesaurus/synonyms
ChicagoSmart Define. 2016. "gargantuan thesaurus" https://smartdefine.org/gargantuan/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, gargantuan thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gargantuan/thesaurus/synonyms>.
MLASmart Define. "gargantuan thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/gargantuan/thesaurus/synonyms>