0
camouflaged(obscure, unknown, clandestine, underground, undisclosed)
0
cloak-and-dagger(obscure, unknown, clandestine, underground, undisclosed)
0
cloak and dagger(expression, idiom, obscure, unknown, unrevealed)
0
close(obscure, unknown, clandestine, underground, undisclosed)
0
closet(obscure, unknown, clandestine, underground, undisclosed)
0
clouded(obscure, unknown, clandestine, underground, undisclosed)
0
concealed
0
conspiratorial(obscure, unknown, clandestine, underground, undisclosed)
0
covered(obscure, unknown, clandestine, underground, undisclosed)
0
discreet(clandestine, underground, undisclosed)
0
disguised(obscure, unknown, clandestine, underground, undisclosed)
0
dissembled(clandestine, underground, undisclosed)
0
dissimulated(clandestine, underground, undisclosed)
0
encyclopaedic
0
encyclopedic
0
expressed
0
fiction
0
hardbound
0
hitherto unpublished(expression, idiom)
0
impromptu
11 years ago|1.6k views|share |citing 
APASmart Define. (2015). unpublished thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unpublished/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpublished thesaurus" https://smartdefine.org/unpublished/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unpublished thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unpublished/thesaurus/synonyms>.
MLASmart Define. "unpublished thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/unpublished/thesaurus/synonyms>