23 entries under close topic. ×

1
top secret(expression, clandestine, underground, undisclosed)
1
under false pretense(expression, idiom, clandestine, underground)
0
backdoor(clandestine, underground, undisclosed, furtive)
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APASmart Define. (2015). incognito thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/incognito/thesaurus/synonyms
ChicagoSmart Define. 2015. "incognito thesaurus" https://smartdefine.org/incognito/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, incognito thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/incognito/thesaurus/synonyms>.
MLASmart Define. "incognito thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/incognito/thesaurus/synonyms>