Pragmatics is the study of how language is used in social interaction. It examines how people use language to communicate with each other, including the rules and conventions that govern language use.

Pragmatic competence is the ability to understand the meaning of language beyond the literal meaning of the words. It involves the ability to interpret the speaker's intention, the context of the conversation, and the social and cultural norms that govern language use.

Taking turns speaking in a conversation is an example of a pragmatic rule. It is a social convention that governs how people interact with each other in conversation.

A speech act is the use of language to achieve a specific goal. It can be used to make a statement, ask a question, give a command, or make a promise.

All of the above are examples of speech acts. Saying "Hello" to someone is a greeting, asking someone a question is a request for information, and giving someone a command is an attempt to get them to do something.

Sociolinguistics is the study of how people use language to create and maintain social relationships. It examines how language is used to express social identity, negotiate social status, and build and maintain social networks.

All of the above are examples of sociolinguistic variables. They are linguistic features that vary across different social groups, such as different dialects, social classes, or ethnic groups.

Discourse analysis is the study of how language is used in different social contexts. It examines how language is used to construct and negotiate social reality, how it is used to create and maintain social relationships, and how it is used to achieve social goals.

All of the above are examples of discourse analysis methods. They are used to examine how language is used in different social contexts and how it is used to construct and negotiate social reality.

Identity construction is the study of how language is used to create and maintain social identities. It examines how people use language to express their social identity, negotiate their social status, and build and maintain social networks.

All of the above are examples of ways that language can be used to create and maintain social identities. They are used to signal social group membership, social status, and social values.

Power analysis is the study of how language is used to create and maintain social power. It examines how people use language to assert their authority, control others, and resist power.

All of the above are examples of ways that language can be used to create and maintain social power. They are used to signal social status, expertise, and authority.

Solidarity analysis is the study of how language is used to create and maintain social solidarity. It examines how people use language to build and maintain social relationships, negotiate social status, and create and maintain social networks.

Using slang in a casual setting is an example of a way that language can be used to create and maintain social solidarity. It is used to signal group membership and shared values.