* 말하다 (malhada): This is a general word for "to speak" or "to talk." It's versatile and can be used in many situations.
* 얘기하다 (yaegihada): This means "to talk" or "to tell a story," implying a more conversational or narrative style of speaking.
* 대화하다 (daehwahada): This means "to have a conversation" or "to engage in dialogue."
The best choice depends on what kind of speaking you're referring to. For most situations, 말하다 (malhada) is a safe and appropriate choice.