All written language is somewhat formal. However, the language used in autobiography reflects the language the writer uses in his or her daily life, so it can range anywhere on the scale from casual to highly formal, depending on how the writer speaks
Figures of speech can be used in both formal and informal English. They are often used to add depth and creativity to language, whether in professional writing or everyday conversation.
In short and in general, formal language is the language you would use when talking to your boss, whereas informal language is the one you use when talking to a friend. For example while informal language is often full of slang, the formal one doesn't allow that. Formal language uses more difficult/sophisticated language and is stricter with grammar (e.g. no contractions). Informal language basically allows you to go crazy with the language as long as the receiver of your message understands it.
Slang is informal language used by specific groups, while formal jargon is more professional and widely accepted.
Informal language is language that is more casual, relaxed, and colloquial compared to formal language. It often includes slang, contractions, and expressions that are used in everyday conversations with friends, family, or peers.
There are three main types of language: formal, informal, and slang. Formal language follows strict grammar rules and is used in professional settings. Informal language is used in casual conversations and may include contractions and colloquial expressions. Slang is more playful and informal, often used among specific groups or social circles.
Colloquial style in language refers to informal, everyday language that is used in casual conversation. It often includes slang, contractions, and idiomatic expressions that may not be used in formal writing or speech. Colloquial language is typically more relaxed and easier to understand than formal language.
Used in ordinary conversation, not formal.
Formal English generally refers to the correct and proper use of language as defined by grammar and syntax rules. Slang is informal language used in specific social groups or contexts, often deviating from the formal rules of standard English.
Colloquial refers to language or speech that is used in informal, everyday settings and typically varies from standard or formal language. It often includes slang, informal expressions, and regional or cultural variations.
When used to mean "somewhat," kind of is informal: She's kind of cute. When used taxonomically to indicate classification, kind of is formal: Dingoes are a kind of wild dog.
In his book 1984, when George Orwell wrote "Big brother" is an example, because he used it specifically to describe his world. Using a word that had never been used in such a way.
formal language means addressing someone, like your boss, or a complete stranger, in a way like, 'Hello, Sir/ Ma'am!'. Informal language would be addressing someone, your boss, stranger, like this, 'Hey, man', or 'What's up, dude?', or 'How's it hangin?'. Get it?