Synonyms|481Antonyms|258|Broader|5Narrower|4Related|1.7k
2
sisyphean
2
strenuous(adjective, difficult)
2
tiring
2
tough
2
uphill
1
active
1
awkward
1
clumsy
1
complex
1
dragging
1
exacting
1
exhausting
1
forced
1
gruelling
1
knotty
1
labor-intensive
1
labour-intensive
1
multifaceted
1
oppressive
1
painful
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APASmart Define. (2015). effortless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/effortless/thesaurus/antonyms
ChicagoSmart Define. 2015. "effortless thesaurus" https://smartdefine.org/effortless/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, effortless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/effortless/thesaurus/antonyms>.
MLASmart Define. "effortless thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/effortless/thesaurus/antonyms>