11 entries under surreptitiously topic. ×

7
sneakily(noun, adverb, secretly, slyly)
5
quietly(noun, adverb, secretly, personally, privately)
3
insidiously(quietly, secretly, personally, privately, slyly)
2
privily(adverb, quietly, secretly, personally, privately)
1
intimately(quietly, secretly, personally, privately, slyly)
1
obscurely(quietly, secretly, personally, privately, slyly)
1
under wraps(expression, clandestine, secretly, slyly, underhandedly)
1
undercover(clandestine, secretly, slyly, underhandedly, incognito)
1
unobserved(quietly, secretly, personally, privately, slyly)
1
wildcat(clandestine, secretly, slyly, underhandedly)
0
clandestine(secretly, slyly, underhandedly)
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APASmart Define. (2015). furtively thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/furtively/thesaurus/synonyms
ChicagoSmart Define. 2015. "furtively thesaurus" https://smartdefine.org/furtively/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, furtively thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/furtively/thesaurus/synonyms>.
MLASmart Define. "furtively thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/furtively/thesaurus/synonyms>