In many societies, the use of formal vocabulary is seen as a marker of higher social class. This is because formal vocabulary is often associated with education and professional settings, which are typically dominated by higher-class individuals.

Linguistic stratification refers to the use of language to create and maintain social hierarchies. This can be done through the use of different dialects, accents, or vocabulary, which can be used to signal social class membership.

Linguistic discrimination can take many forms, including refusing to hire someone because of their accent, making fun of someone's way of speaking, and using derogatory terms to refer to a particular social class. All of these actions are discriminatory because they are based on someone's language use, which is often associated with their social class.

Linguistic capital refers to the idea that language can be used as a resource to achieve social mobility. This is because language skills are often valued in the workplace and in education, and they can help individuals to access better jobs and opportunities.

Linguistic capital can take many forms, including having a strong command of standard English, being able to speak multiple languages, and being able to write effectively. All of these skills can be valuable in the workplace and in education, and they can help individuals to access better jobs and opportunities.

Linguistic relativism is the idea that language is a neutral and objective tool that can be used to describe the world in an unbiased way. This view holds that language does not influence the way we think about the world, and that it simply reflects the reality that we experience.

Linguistic determinism is the idea that language can influence the way we think about the world. This view holds that the structure of language can limit the way we conceptualize reality, and that it can even shape our beliefs and values.

Linguistic determinism can take many forms, including the fact that some languages have different words for different colors, the fact that some languages have different grammatical structures, and the fact that some languages have different ways of expressing emotions. All of these differences can influence the way that speakers of those languages think about the world.

Linguistic hegemony is the idea that one language or dialect is inherently superior to others. This view often leads to the marginalization and discrimination of speakers of other languages or dialects.

Linguistic hegemony can take many forms, including the fact that English is the official language of many countries, the fact that some languages are considered to be more prestigious than others, and the fact that some languages are used more widely in the media and in education. All of these factors can contribute to the marginalization and discrimination of speakers of other languages or dialects.

Sociolinguistics is the study of the relationship between language and social class. This field of study examines how language is used to express and reinforce social class distinctions, and how language can be used to achieve social mobility.

Speech community is a key concept in sociolinguistics. It refers to a group of people who share a common language or dialect, and who use language in similar ways. Speech communities can be defined by a variety of factors, including geography, ethnicity, social class, and occupation.

Register is the term for the different ways that a language can be used in different social contexts. Register is determined by a variety of factors, including the formality of the situation, the relationship between the speaker and the listener, and the purpose of the communication.

All of the above are examples of registers. Formal English is used in formal settings, such as academic writing and public speaking. Informal English is used in casual settings, such as conversations with friends and family. Slang is a type of informal language that is often used by young people. Technical jargon is a type of specialized language that is used in particular fields, such as medicine and law.

Critical linguistics is the study of the relationship between language and power. This field of study examines how language is used to maintain and reinforce social inequalities, and how language can be used to challenge and resist oppression.