Synonyms|15Antonyms|1|Broader|0Narrower|0Related|9
1
cunningly
0
clandestinely
0
covertly
0
furtively
0
on the q.t
0
on the side
0
on the sly
0
or Q.T.
0
quietly
0
sly
0
slyly
0
sneakily
0
stealthily
0
surreptitiously
0
underhandedly
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APASmart Define. (2013). slily thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/slily/thesaurus/synonyms
ChicagoSmart Define. 2013. "slily thesaurus" https://smartdefine.org/slily/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, slily thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/slily/thesaurus/synonyms>.
MLASmart Define. "slily thesaurus" 18 May 2013. Web. 22 September 2026. <https://smartdefine.org/slily/thesaurus/synonyms>