6
dark(adjective, close, reticent, secretive, closemouthed)
2
black
2
selfish
1
cute
1
fold up
1
niggardly
1
unique
0
abnormal
0
acquisitive
0
advanced guard
0
alien
0
ambiguous
0
ambush
0
analytical
0
anonymously
0
arcanum
0
artful
0
atypical
0
auricular
0
avaricious
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APASmart Define. (2015). undercover thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/undercover/thesaurus/related
ChicagoSmart Define. 2015. "undercover thesaurus" https://smartdefine.org/undercover/thesaurus/related (accessed September 24, 2026).
HarvardSmart Define 2015, undercover thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/undercover/thesaurus/related>.
MLASmart Define. "undercover thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/undercover/thesaurus/related>