How to Say "sly" in Spanish
The Spanish word for “sly” is “vivos” — B1 level. This is a very common word in everyday Spanish.
English → SpanishB1
adjectiveB1
cunning, especially in business

Examples
Mis hermanos son muy vivos, siempre saben cómo negociar.
My brothers are very clever; they always know how to negotiate.
Tienes que estar con los ojos bien vivos cuando viajas.
You have to be very alert (literally: with your eyes very sharp) when you travel.
Ser vs. Estar
Mistake: “Using 'estar vivos' to mean 'they are clever'.”
Correction: Use 'son vivos' (with the verb 'ser') to describe cleverness, as it's an inherent personality trait. 'Están vivos' means 'They are currently alive'.
Related Translations
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