39 entries under expression topic. ×

3
under cover(adjective, idiom, cover, show)
2
under wraps(adjective, obscure, secret, hidden)
1
at sea(out, hidden, lost, missing)
1
between the lines
1
black as night
1
cast away(out, hidden, lost, missing)
1
closed at one end(idiom, dark, impassable)
1
dark as night
1
dark as pitch
1
down the drain(idiom, out, hidden, missing)
1
fallen between cracks(idiom, out, hidden, missing)
1
gone astray(out, hidden, lost, missing)
1
hard to understand
1
hidden from sight(adjective, idiom, secret, hidden)
1
in a cloud
1
in a fog
1
in the wings
1
kiss goodbye(out, hidden, lost, missing)
1
leading nowhere(dark, impassable)
1
nowhere to be found(idiom, out, hidden, missing)
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APASmart Define. (2015). obscured thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/obscured/thesaurus/synonyms
ChicagoSmart Define. 2015. "obscured thesaurus" https://smartdefine.org/obscured/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, obscured thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/obscured/thesaurus/synonyms>.
MLASmart Define. "obscured thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/obscured/thesaurus/synonyms>