Synonyms|567Antonyms|208|Broader|11Narrower|8Related|1.1k

62 entries under problematic topic. ×

5
stiff(adjective, tough, severe, difficult, painful)
4
painful(adjective, hard, tough, severe, difficult)
3
ambitious(adjective, tough, severe, ability, painful)
3
labored(adjective, hard, great, tough, rough)
2
bothersome(adjective, tough, severe, difficult, awkward)
2
challenging(adjective, great, tough, severe, difficult)
2
intricate(adjective, tough, severe, difficult, awkward)
2
not easy(expression, tough, severe, difficult, painful)
2
titanic(tough, severe, painful, trying)
1
backbreaker(tough, severe, painful, trying)
1
crucial(tough, severe, painful, weighty)
1
difficile(adjective, tough, severe, rough, difficult)
1
easier said than done(expression, tough, severe, painful)
1
galling(tough, severe, harsh, heavy, painful)
1
gargantuan(strong, tough, severe, powerful, painful)
1
grim(tough, severe, weighty, trying)
1
hard-won(tough, severe, painful, trying)
1
immense(tough, severe, painful, trying)
1
irritating(adjective, dull, tough, severe, boring)
1
problem(tough, severe, painful, trying)
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APASmart Define. (2016). strenuous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/strenuous/thesaurus/synonyms
ChicagoSmart Define. 2016. "strenuous thesaurus" https://smartdefine.org/strenuous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, strenuous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/strenuous/thesaurus/synonyms>.
MLASmart Define. "strenuous thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/strenuous/thesaurus/synonyms>