| leery(cunning, considerate, cautious, prudent, suspicious) | |
| like a fox(expression, idiom) | |
| like a wink(expression, idiom) | |
| like some grins(expression, idiom) | |
| like some winks(expression, idiom) | |
| masterly(adjective, cunning, handy, treacherous, adroit) | |
| mean(adjective, smooth, dishonest, cunning, deceitful) | |
| misleading(adjective, false, deceitful, artful, slippery) | |
| not easily caught(expression, idiom) | |
| oblique(false, dishonest, cunning, vague, deceitful) | |
| private(adjective, secret, hidden, clandestine, underground) | |
| reticent(wary, clandestine, underground, guarded, undisclosed) | |
| sagacious(adjective, smooth, keen, sharp, smart) | |
| sarcastic(adjective, sharp, ambiguous, ironic, deadpan) | |
| shrewdly tricky | |
| sophisticated(adjective, witty, intuitive) | |
| stallone nickname | |
| streetwise(adjective, smooth, keen, sharp, smart) | |
| undercover(adjective, quiet, dishonest, cunning, deceitful) | |
| underhandedly clever |
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| APA | Smart Define. (2016). sly thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sly/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sly thesaurus" https://smartdefine.org/sly/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, sly thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sly/thesaurus/synonyms>. |
| MLA | Smart Define. "sly thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/sly/thesaurus/synonyms> |