Synonyms|145Antonyms|37|Broader|4Narrower|0Related|81

24 entries under secretly topic. ×

11
furtively(noun, adverb, clandestine, quietly)
8
stealthily(noun, adverb, clandestine, quietly)
7
clandestinely(noun, adverb, clandestine, quietly)
6
on the sly(noun, expression, idiom, adverb, cunning)
6
surreptitiously(noun, adverb, clandestine, quietly)
4
covertly(noun, adverb, quietly, personally)
4
privately(adverb, clandestine, quietly, personally)
4
quietly(noun, adverb, personally, privately)
3
underhandedly(noun, adverb, clandestine, quietly)
2
insidiously(quietly, personally, privately, furtively)
2
sneakily(noun, adverb, furtively, deceitfully)
1
hush-hush(clandestine, quietly, personally, privately)
1
in confidence(expression, quietly, personally, privately)
1
in strict confidence(expression, idiom, quietly, personally)
1
intimately(quietly, personally, privately, furtively)
1
obscurely(quietly, personally, privately, furtively)
1
privily(quietly, personally, privately, furtively)
1
under the table(expression, idiom, quietly, personally)
1
unobserved(quietly, personally, privately, furtively)
0
behind your back(adverb, surreptitiously)
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APASmart Define. (2015). slyly thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/slyly/thesaurus/synonyms
ChicagoSmart Define. 2015. "slyly thesaurus" https://smartdefine.org/slyly/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, slyly thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/slyly/thesaurus/synonyms>.
MLASmart Define. "slyly thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/slyly/thesaurus/synonyms>