General Intelligence:
* Intelligent: This is the most straightforward translation of "smart" and is the most common way to describe someone with general intelligence.
* Intelligent(e): Remember that in French, adjectives agree in gender with the noun they modify. So if you're talking about a woman, you'd use "intelligente".
* Astucieux/Astucieuse: This translates to "shrewd" or "clever" and implies a certain cunning or ability to solve problems.
Specific Skills:
* Brillant(e): This means "brilliant" and implies a high level of intelligence and/or creativity.
* Savant(e): This translates to "learned" or "scholarly" and suggests someone with deep knowledge in a specific area.
* Ingénieux/Ingénieuse: This means "ingenious" and suggests someone who is innovative and able to come up with original solutions.
Informal:
* Malin(e): This is a more informal term that can mean "cunning," "smart," or "sly."
* Fin(e): This means "sharp" or "witty" and suggests someone who is quick-witted and insightful.
It's important to consider the context and the specific meaning you want to convey when choosing the right word.