Synonyms|418Antonyms|8|Broader|0Narrower|0Related|44

22 entries under secret topic. ×

5
covert(adjective, cover, show, obscure, dark)
4
concealed(adjective, cover, show, obscure, dark)
4
hidden(adjective, cover, show, obscure, dark)
4
ulterior(adjective, cover, show, obscure)
3
incognito(adjective, adverb, spy, covert)
2
furtive(adjective, spy, covert, recreant)
2
stealthy(adjective, spy, covert, recreant)
2
surreptitious(adjective, spy, covert, recreant)
2
underground(adjective, spy, covert)
1
clandestine(adjective, adverb, spy, covert)
1
confidential(adjective, spy, covert)
1
hush-hush(adjective, adverb, spy, clandestine)
1
on the QT(expression, adjective, idiom, adverb)
1
private(adjective, isolated, spy, reclusive)
1
sub-rosa(adjective, fickle, untrustworthy, spy)
0
creep(adjective, spy, covert, undercover)
0
hole-and-corner(adjective, spy, covert, recreant)
0
intelligence(adjective, spy, covert, undercover)
0
spy(adjective, covert, undercover)
0
stealth(adjective, spy, covert)
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APASmart Define. (2015). under cover thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms
ChicagoSmart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, under cover thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>.
MLASmart Define. "under cover thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms>