Synonyms|707Antonyms|132|Broader|7Narrower|4Related|738

72 entries under secret topic. ×

4
hole-and-corner(private, hidden, spy, sneaky)
4
recondite(adjective, strange, unknown, hidden)
4
skulking(adjective, private, hidden, sneaky)
4
unknown(strange, hidden, curious, concealed)
3
abstruse(strange, unknown, hidden, curious)
3
classified(adjective, clandestine, underground, undisclosed)
3
mystic(unknown, hidden, concealed, unseen)
3
mystical(strange, unknown, hidden, curious)
3
restricted(adjective, clandestine, underground, undisclosed)
2
close(quiet, reticent, hidden, taciturn)
2
closet(adjective, close, quiet, private)
2
clouded(unknown, hidden, concealed, unseen)
2
dissembled(adjective, clandestine, underground, undisclosed)
2
guarded(cover, obscure, dark, hidden)
2
incognito(adjective, hidden, clandestine, underhanded)
2
slinking(private, hidden, sneaky, secretive)
2
sub-rosa(private, hidden, spy, clandestine)
2
underneath(hidden, spy)
2
unseen(adjective, unknown, hidden, imperceptible)
1
fraudulent(dishonest, deceitful, private, hidden)
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APASmart Define. (2015). covert thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/covert/thesaurus/synonyms
ChicagoSmart Define. 2015. "covert thesaurus" https://smartdefine.org/covert/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, covert thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/covert/thesaurus/synonyms>.
MLASmart Define. "covert thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/covert/thesaurus/synonyms>