10
royal
9
effortless
8
simple
7
easy
6
smooth
6
undemanding
5
facile
5
soft
4
feminine
3
achievable
3
cushy
3
fluent
3
painless
3
uncomplicated
3
hassle-free
2
light
2
bland
1
balmy
1
clear
1
doable
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APASmart Define. (2015). grueling thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/grueling/thesaurus/antonyms
ChicagoSmart Define. 2015. "grueling thesaurus" https://smartdefine.org/grueling/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2015, grueling thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/grueling/thesaurus/antonyms>.
MLASmart Define. "grueling thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/grueling/thesaurus/antonyms>