7
lax
7
easy
6
lenient(adjective, soft, severe, gentle, mild)
5
loose
4
easygoing
3
careless
3
flexible
3
inexact
3
mild
3
negligent
2
feminine
2
relaxed
2
compensate
2
inaccurate
2
soft
2
tolerant
2
yielding
1
false
1
slack
1
undemanding
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APASmart Define. (2016). rigorous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rigorous/thesaurus/antonyms
ChicagoSmart Define. 2016. "rigorous thesaurus" https://smartdefine.org/rigorous/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, rigorous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rigorous/thesaurus/antonyms>.
MLASmart Define. "rigorous thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/rigorous/thesaurus/antonyms>