62 entries under clandestine topic. ×

1
sub-rosa(dishonest, cunning, deceitful, sneaky)
1
top secret(expression, underground, undisclosed)
1
unacknowledged(underground, undisclosed)
1
under-the-table(secret, private, hidden, unknowing)
1
under false pretense(expression, idiom, underground, undisclosed)
1
underhanded(corrupt, dishonest, cunning, deceitful, secret)
1
undisclosed
1
unknown(strange, underground, curious, concealed)
1
unpublished(adjective, underground, undisclosed)
1
unseen(underground, undisclosed)
0
closet(adjective, underground, undisclosed)
0
ambiguous(underground, undisclosed)
0
cloak-and-dagger(underground, undisclosed)
0
clouded(underground, undisclosed)
0
deep(underground, undisclosed)
0
out-of-the-way(underground, undisclosed)
0
top-secret(underground, undisclosed)
0
underground(undisclosed, subversive, dissident)
0
unenlightened(underground, undisclosed)
0
unfrequented(underground, undisclosed)
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APASmart Define. (2015). secretive thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/secretive/thesaurus/synonyms
ChicagoSmart Define. 2015. "secretive thesaurus" https://smartdefine.org/secretive/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, secretive thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/secretive/thesaurus/synonyms>.
MLASmart Define. "secretive thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/secretive/thesaurus/synonyms>