Performativity:The idea that language and other symbolic actions do not simply describe the world, but actually bring new social realities into being through their performance.
Illocutionary Force: The intended meaning or action behind a speech act, such as commanding, promising, or apologizing, beyond just the literal meaning of the words used.
Perlocutionary Effect: The actual consequences or impact that a speech act has on the audience or situation, which may differ from the intended illocutionary force.