2
on the sly(expression, idiom, secret, private, hidden)
2
pawky
2
prudent(adjective, caution)
2
restricted(adjective, secret, clandestine, underground, undisclosed)
2
reticent(clandestine, underground, undisclosed, concealment)
2
skillful(caution, cunning)
2
slick(mean, smooth, false, cunning, knowing)
2
slim
2
slippery(dishonest, cunning, deceitful, sly, devious)
2
smooth(mean, cunning, knowing, sly, crafty)
2
stealthful
2
strategic
2
tactical
2
tricksy
2
under-the-table(adjective, secret, hidden, clandestine, sneaky)
2
under wraps(expression, adjective, quiet, dishonest, secret)
2
underneath(secret, hidden, spy, covert)
2
vulpine
1
anonymous(adjective, concealed)
1
artificial
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APASmart Define. (2015). stealthy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/stealthy/thesaurus/synonyms
ChicagoSmart Define. 2015. "stealthy thesaurus" https://smartdefine.org/stealthy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, stealthy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/stealthy/thesaurus/synonyms>.
MLASmart Define. "stealthy thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/stealthy/thesaurus/synonyms>