* Surpris(e): This is the most common way to say surprised, and it can be used for both masculine and feminine subjects. For example: "Je suis surpris(e)" means "I am surprised."
* Étonné(e): This word is also often used to express surprise, and it's usually a stronger form of surprise than "surpris(e)". For example: "Je suis étonné(e)" means "I am astonished."
* Stupéfait(e): This is a more formal and stronger word for surprised, often used to express a feeling of shock or disbelief. For example: "Je suis stupéfait(e)" means "I am dumbfounded."
The best way to choose the right word depends on the situation and the level of surprise you want to convey.