13 entries under expression topic. ×

1
in ambush(close, sensitive, inside, clandestine)
1
top secret(close, sensitive, inside, clandestine)
1
under false pretense(idiom, close, sensitive, clandestine)
1
without a name
0
buttoned up(sensitive, sub-rosa)
0
for eyes only(idiom, sensitive, sub-rosa)
0
hidden away(sensitive, sub-rosa)
0
kept concealed(sensitive, sub-rosa)
0
not for publication(idiom, sensitive, sub-rosa)
0
on the QT(idiom, sensitive, clandestine, underground)
0
under the table(idiom, close, sensitive, inside)
0
under wraps(sensitive, clandestine, underground, undisclosed)
0
with a lid on(idiom, sensitive, sub-rosa)
11 years ago|2.3k views|share |citing 
APASmart Define. (2015). unacknowledged thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unacknowledged/thesaurus/synonyms
ChicagoSmart Define. 2015. "unacknowledged thesaurus" https://smartdefine.org/unacknowledged/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unacknowledged thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unacknowledged/thesaurus/synonyms>.
MLASmart Define. "unacknowledged thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/unacknowledged/thesaurus/synonyms>