34 entries under idiom topic. ×

1
high and dry
1
in the clear
1
on the QT(expression, adjective, adverb, secret)
1
on the quiet(expression, adjective, adverb, fickle)
1
on the sly(expression, adjective, adverb, clandestine)
0
behind the curtain(expression, unknowing, hermetical, unbriefed)
0
behind the scenes(expression, unknowing, hermetical, unbriefed)
0
fly by night(expression, fickle, untrustworthy, unprincipled)
0
in a corner(expression, unknowing, hermetical, unbriefed)
0
in holes and corners(expression, adjective, adverb, sly)
0
in the background(expression, adjective, isolated, taciturn)
0
in the boonies(expression, isolated, reclusive, uncompanionable)
0
in the dark(expression, adjective, obscure, dark)
0
in the distance(expression, isolated, reclusive, uncompanionable)
0
in the interior(expression, indoors)
0
in the sticks(expression, isolated, reclusive, uncompanionable)
0
middle of nowhere(expression, isolated, reclusive, uncompanionable)
0
not true to(expression, fickle, untrustworthy, unprincipled)
0
of bad faith(expression, fickle, untrustworthy, unprincipled)
0
off beaten track(expression, isolated, reclusive, uncompanionable)
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APASmart Define. (2015). under cover thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms
ChicagoSmart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, under cover thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>.
MLASmart Define. "under cover thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms>