Synonyms|145Antonyms|37|Broader|4Narrower|0Related|81
1
knowingly
1
masterfully(adverb, cunningly)
1
obscurely(quietly, secretly, personally, privately, furtively)
1
on the QT(expression, idiom, clandestine, quietly, personally)
1
on the q.t(noun, adverb)
1
on the quiet(expression, idiom, clandestine, quietly, personally)
1
or Q.T.(noun, adverb)
1
privily(quietly, secretly, personally, privately, furtively)
1
professedly
1
resourcefully(adverb, wittily)
1
sarcastically(adverb, wittily)
1
schemingly(adverb, cunningly)
1
scurrilously(adverb, wittily)
1
skillfully(adverb, cunningly)
1
slick
1
snakily(adverb, cunningly)
1
sub rosa(expression, adverb, clandestine, quietly, personally)
1
under the table(expression, idiom, quietly, secretly, personally)
1
underhand
1
unobserved(quietly, secretly, personally, privately, furtively)
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APASmart Define. (2015). slyly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/slyly/thesaurus/synonyms
ChicagoSmart Define. 2015. "slyly thesaurus" https://smartdefine.org/slyly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, slyly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/slyly/thesaurus/synonyms>.
MLASmart Define. "slyly thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/slyly/thesaurus/synonyms>