16 entries under hidden topic. ×

2
furtive
2
illegitimate(sly, illegal, fraudulent, illicit)
2
illicit(sly, illegal, fraudulent, illegitimate)
2
underground
1
artful(sly, fraudulent)
1
cloak-and-dagger(sly, fraudulent)
1
closet(sly, fraudulent)
1
foxy(sly, fraudulent)
1
in holes and corners(expression, idiom, sly, fraudulent)
1
on the quiet(expression, idiom, sly, fraudulent)
1
underhand
0
cloak and dagger(expression, idiom, fraudulent)
0
concealed
0
fraudulent
0
private
0
under wraps(expression, fraudulent)
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APASmart Define. (2015). under-the-counter thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/under-the-counter/thesaurus/synonyms
ChicagoSmart Define. 2015. "under-the-counter thesaurus" https://smartdefine.org/under-the-counter/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, under-the-counter thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/under-the-counter/thesaurus/synonyms>.
MLASmart Define. "under-the-counter thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/under-the-counter/thesaurus/synonyms>