0
alone
0
behind the scenes
0
buttoned up(expression, eyes-only)
0
entre nous
0
eyes-only(adverb, sensitive, confidential)
0
for no other ears(expression, idiom, adverb, sensitive, confidential)
0
huggermugger(adverb, secretly)
0
hushedly(adverb, secretly, personally, privately, confidentially)
0
in on the ground floor(expression, idiom, adverb, secretly, personally)
0
in privacy
0
in private(expression, adverb, secretly, confidentially)
0
in secrecy
0
not to be quoted(expression, idiom, adverb, sensitive, confidential)
0
nous
0
o
0
off the cuff(expression, idiom, adverb, secretly, personally)
0
on the q.t
0
private
0
secrecy
0
secret
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APASmart Define. (2015). in confidence thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/in_confidence/thesaurus/synonyms
ChicagoSmart Define. 2015. "in confidence thesaurus" https://smartdefine.org/in_confidence/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, in confidence thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/in_confidence/thesaurus/synonyms>.
MLASmart Define. "in confidence thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/in_confidence/thesaurus/synonyms>