Synonyms|127Antonyms|44|Broader|3Narrower|0Related|121

14 entries under noun topic. ×

14
stealthily(adverb, close, hideaway, arcane)
13
surreptitiously(adverb, close, hideaway, arcane)
11
slyly(adverb, clandestine, quietly, secretly)
10
covertly(adverb, close, hideaway, arcane)
8
underhandedly(adverb, close, hideaway, arcane)
7
on the sly(expression, idiom, adverb, clandestine)
7
sneakily(adverb, secretly, slyly, surreptitiously)
6
clandestinely(adverb, clandestine, quietly, secretly)
5
quietly(adverb, secretly, personally, privately)
3
on the q.t
3
or Q.T.
1
sly
0
on the side
0
slily
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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>