Synonyms|130Antonyms|33|Broader|2Narrower|3Related|57

14 entries under clandestine topic. ×

8
on the sly(noun, expression, idiom, adverb)
6
clandestinely(noun, adverb, quietly, secretly)
5
slyly(noun, adverb, quietly, secretly)
3
sub rosa(expression, adverb, quietly, personally)
2
on the quiet(expression, idiom, adverb, quietly)
1
by stealth(expression, adverb, quietly, personally)
1
hush-hush(adverb, quietly, secretly, personally)
1
in camera(expression, adverb, quietly, personally)
1
in holes and corners(expression, idiom, adverb, quietly)
1
on the QT(expression, idiom, adverb, quietly)
1
under wraps(expression, adverb, secretly, slyly)
1
undercover(adverb, secretly, slyly, underhandedly)
1
wildcat(adverb, secretly, slyly, underhandedly)
0
under cover(expression, underhandedly)
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ChicagoSmart Define. 2015. "surreptitiously thesaurus" https://smartdefine.org/surreptitiously/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, surreptitiously thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/surreptitiously/thesaurus/synonyms>.
MLASmart Define. "surreptitiously thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/surreptitiously/thesaurus/synonyms>