Synonyms|145Antonyms|37|Broader|4Narrower|0Related|81
2
insidiously(quietly, secretly, personally, privately, furtively)
2
sneakily(noun, adverb, secretly, furtively, deceitfully)
2
sophisticatedly(adverb, wittily, intuitively)
2
wittily(adverb, cunningly, wittily)
1
comically(adverb, wittily)
1
confidentially
1
crafty
1
cunning
1
drolly(adverb, wittily)
1
guilefully
1
hush-hush(clandestine, quietly, secretly, personally, privately)
1
in camera(expression, clandestine, quietly, personally, privately)
1
in confidence(expression, quietly, secretly, personally, privately)
1
in holes and corners(expression, idiom, clandestine, quietly, personally)
1
in strict confidence(expression, idiom, quietly, secretly, personally)
1
instinctively(adverb, intuitively)
1
intelligently(adverb, wittily)
1
intimately(quietly, secretly, personally, privately, furtively)
1
intuitively(adverb, intuitively)
1
inventively(adverb, wittily)
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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>