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

153 entries under tough topic. ×

5
mettlesome(adjective, strong, intense, energetic)
5
red-blooded(adjective, strong, intense, energetic)
5
stiff(adjective, severe, difficult, painful)
4
hearty(adjective, strong, intense, energetic)
4
painful(adjective, hard, severe, difficult)
4
rigorous(adjective, hard, severe, rough)
4
robust(adjective, strong, intense, energetic)
4
sticky(adjective, rough, difficult, heavy)
3
ambitious(adjective, severe, ability, painful)
3
bold(adjective, smart, energetic, active)
3
complicated(adjective, hard, severe, rough)
3
labored(adjective, hard, great, rough)
2
athletic(adjective, strong, intense, energetic)
2
bothersome(adjective, severe, difficult, awkward)
2
challenging(adjective, great, severe, difficult)
2
exuberant(adjective, strong, intense, energetic)
2
forcible(adjective, strong, energetic, powerful)
2
grinding(adjective, severe, rough, difficult)
2
intricate(adjective, severe, difficult, awkward)
2
not easy(expression, severe, difficult, painful)
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APASmart Define. (2016). strenuous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/strenuous/thesaurus/synonyms
ChicagoSmart Define. 2016. "strenuous thesaurus" https://smartdefine.org/strenuous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, strenuous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/strenuous/thesaurus/synonyms>.
MLASmart Define. "strenuous thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/strenuous/thesaurus/synonyms>