44 entries under unknowing topic. ×

5
hidden(adjective, quiet, obscure, plain, strange)
3
buttoned up(verb, expression, adjective, phrasal verb, close)
2
unforthcoming(adjective, quiet, cool, cold, restrained)
1
clammed up(expression, adjective, close, quiet, soft)
1
shrouded(adjective, clandestine, underground, undisclosed)
1
under-the-table(secret, private, hidden, clandestine)
1
under cover(expression, adjective, hermetical, unbriefed)
1
under the table(expression, adjective, idiom, sneaky)
0
QT(hermetical, unbriefed)
0
apprenticed(hermetical, unbriefed)
0
backstage(hermetical, unbriefed)
0
behind the curtain(expression, idiom, hermetical, unbriefed)
0
behind the scenes(expression, idiom, hermetical, unbriefed)
0
birdbrained(hermetical, unbriefed)
0
blind to(expression, hermetical, unbriefed)
0
caught napping(expression, hermetical, unbriefed)
0
cretinous(hermetical, unbriefed)
0
hermetical
0
hot-headed(hermetical, unbriefed)
0
ignorant(hermetical, unbriefed)
<123>
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APASmart Define. (2015). secretive thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/secretive/thesaurus/synonyms
ChicagoSmart Define. 2015. "secretive thesaurus" https://smartdefine.org/secretive/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, secretive thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/secretive/thesaurus/synonyms>.
MLASmart Define. "secretive thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/secretive/thesaurus/synonyms>