35 entries under expression topic. ×

1
against the law
1
in ambush(sensitive, clandestine, underground, undisclosed)
1
on the QT(idiom, sensitive, private, hidden)
1
on the sly(secret, private, hidden, sneaky)
1
sub rosa(secret, clandestine, underground, underhanded)
1
top secret(sensitive, clandestine, underground, undisclosed)
1
under cover(unknowing, underhanded, recreant, privy)
1
under false pretense(idiom, sensitive, clandestine, underground)
1
under the table(idiom, sensitive, hidden, recreant)
1
under wraps(secret, hidden, clandestine, sneaky)
0
behind the curtain(idiom, unknowing, hermetical, unbriefed)
0
behind the scenes(idiom, secret, unknowing, hermetical)
0
blind to(unknowing, hermetical, unbriefed)
0
buttoned up(sensitive, unknowing, hermetical, unbriefed)
0
caught napping(unknowing, hermetical, unbriefed)
0
clammed up(unknowing, hermetical, unbriefed)
0
for eyes only(idiom, sensitive, sub-rosa)
0
in a corner(idiom, unknowing, hermetical, unbriefed)
0
in chambers(unknowing, hermetical, unbriefed)
0
in privacy(unknowing, hermetical, unbriefed)
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APASmart Define. (2015). under-the-table thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/under-the-table/thesaurus/synonyms
ChicagoSmart Define. 2015. "under-the-table thesaurus" https://smartdefine.org/under-the-table/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, under-the-table thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/under-the-table/thesaurus/synonyms>.
MLASmart Define. "under-the-table thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/under-the-table/thesaurus/synonyms>