Synonyms|110Antonyms|3|Broader|1Narrower|0Related|37

15 entries under furtively topic. ×

6
secretly(adverb, show, clandestine, slyly)
4
covertly(noun, adverb, show, quietly, secretly)
3
incognito
2
on the QT(expression, adjective, idiom, adverb, secret)
2
privately(adverb, clandestine, quietly, secretly, personally)
2
quietly(noun, adverb, secretly, personally, privately)
1
in disguise(expression, adverb, incognito)
1
insidiously(adverb, quietly, secretly, personally, privately)
1
intimately(adverb, quietly, secretly, personally, privately)
1
obscurely(adverb, quietly, secretly, personally, privately)
1
privily(adverb, quietly, secretly, personally, privately)
1
under cover(expression, adjective, adverb, clandestine, recreant)
1
underhandedly(noun, adverb, clandestine, quietly, secretly)
1
unobserved(adverb, quietly, secretly, personally, privately)
1
wildcat(adverb, clandestine, secretly, slyly)
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APASmart Define. (2015). on the sly thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/on_the_sly/thesaurus/synonyms
ChicagoSmart Define. 2015. "on the sly thesaurus" https://smartdefine.org/on_the_sly/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, on the sly thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/on_the_sly/thesaurus/synonyms>.
MLASmart Define. "on the sly thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/on_the_sly/thesaurus/synonyms>