Here are a few other ways to say "yes" in French, depending on the context:
* Bien sûr (of course) - implies a strong affirmation.
* Absolument (absolutely) - even stronger affirmation.
* Certainement (certainly) - used in formal situations.
* D'accord (agreed) - signifies agreement.
* Oui, madame/monsieur (yes, madam/sir) - more formal and polite.
The best way to choose the right word depends on the situation and the tone you want to convey.