66 entries under expression topic. ×

2
under wraps(adjective, adverb, cover, obscure)
1
high and dry
1
in disguise(adverb, furtively, incognito)
1
in the clear
1
on the QT(adjective, idiom, adverb, secret)
1
on the quiet(adjective, idiom, adverb, fickle)
1
on the sly(adjective, idiom, adverb, clandestine)
1
sub rosa(adjective, adverb, show, underhanded)
0
at home
0
back seat(sub-rosa, groundward)
0
behind the curtain(idiom, unknowing, hermetical, unbriefed)
0
behind the scenes(idiom, unknowing, hermetical, unbriefed)
0
beyond range(isolated, reclusive, uncompanionable)
0
blind to(unknowing, hermetical, unbriefed)
0
buttoned up(adjective, unknowing, taciturn, uncommunicative)
0
by stealth(adverb, clandestine, furtively, underhandedly)
0
caught napping(unknowing, hermetical, unbriefed)
0
clammed up(adjective, unknowing, taciturn, uncommunicative)
0
committing perjury(fickle, untrustworthy, unprincipled, dirty-dealing)
0
dirty dealing(fickle, untrustworthy, unprincipled, dirty-dealing)
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APASmart Define. (2015). under cover thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms
ChicagoSmart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, under cover thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>.
MLASmart Define. "under cover thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms>