14 entries under sub-rosa topic. ×

10
secret(adjective, close, sensitive, intimate, secret)
4
top secret(noun, expression, adjective, idiom, sensitive)
2
privileged(adjective, show, sensitive, secret, confidential)
2
sensitive(adjective, secret)
1
backstairs(sensitive, clandestine, underground, undisclosed)
1
in ambush(expression, sensitive, clandestine, underground, undisclosed)
1
unacknowledged(sensitive, clandestine, underground, undisclosed)
1
under-the-table(sensitive, secret, clandestine, underground, undisclosed)
0
buttoned up(expression, adjective, sensitive, restricted)
0
for eyes only(expression, idiom, sensitive)
0
hidden away(expression, adjective, sensitive, restricted)
0
kept concealed(expression, sensitive)
0
under the table(expression, idiom, sensitive, confidential)
0
with a lid on(expression, idiom, sensitive)
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APASmart Define. (2015). classified thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/classified/thesaurus/synonyms
ChicagoSmart Define. 2015. "classified thesaurus" https://smartdefine.org/classified/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, classified thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/classified/thesaurus/synonyms>.
MLASmart Define. "classified thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/classified/thesaurus/synonyms>