333 entries under adjective topic. ×

6
inland(inside, central, interior, inner)
6
invisible(obscure, dark, superior, unknown)
6
out-of-the-way(close, quiet, obscure, remote)
6
quiet(calm, close, shy, peaceful)
6
screened(close, quiet, show, obscure)
6
sequestered(close, quiet, obscure, mild)
6
shrouded(separate, obscure, hidden, clandestine)
6
sneaking(mean, smooth, dishonest, cunning)
6
special(individual, intimate, private, penetrating)
6
unpublished(hidden, clandestine, underground, undisclosed)
5
anonymous(strange, choice, unknown, indefinite)
5
covered(obscure, unknown, hidden, concealed)
5
detailed(intimate, private, personal, innermost)
5
discreet(personal, clandestine, underground, undisclosed)
5
exclusive(individual, private, personal, confidential)
5
exhaustive(intimate, private, personal, innermost)
5
inscrutable(dark, strange, uncertain, blank)
5
insidious(mean, smooth, dishonest, cunning)
5
obscured(separate, hidden, concealed, underhanded)
5
penetrating(heavy, deep, thoughtful, serious)
10 years ago|28k views|share |citing 
APASmart Define. (2016). secret thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/secret/thesaurus/synonyms
ChicagoSmart Define. 2016. "secret thesaurus" https://smartdefine.org/secret/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, secret thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/secret/thesaurus/synonyms>.
MLASmart Define. "secret thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/secret/thesaurus/synonyms>