0
harmoniously
0
humorously
0
imprecisely
0
inaccurately
0
indefinite(adverb, unmistakably, authentically, indisputably, veritably)
0
inexactly
0
kindheartedly
0
laxly
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leniently
0
lightheartedly
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lightly
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lithely
0
mellifluously
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negligently
0
round
0
say
0
sketchily
0
slapdashly
0
slightly
0
sloppily
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APASmart Define. (2015). rigorously thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rigorously/thesaurus/antonyms
ChicagoSmart Define. 2015. "rigorously thesaurus" https://smartdefine.org/rigorously/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, rigorously thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rigorously/thesaurus/antonyms>.
MLASmart Define. "rigorously thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/rigorously/thesaurus/antonyms>