There are two types of statements that can be categorised into two different terms: Constatives and performatives. Constantives are sentences that describe something true or flase. On the other hand, performatives are sentences that denotes actions. These actions(words) depends on context and reception (Felicity conditions) in order to be implemented in the world. When words are considered actions themselves, they are considered speech acts and they include the functions of ordering, requestion and so on. However, permofatives can be followed or ignored.