Formal and informal language are two different styles of communication that are used in different settings and situations. Formal language is characterized by its use of proper grammar, vocabulary, and sentence structure, while informal language is characterized by its use of colloquial expressions, contractions, and less formal grammar. Formal language is typically used in professional settings such as business meetings, academic writing, and legal documents, while informal language is used in casual conversations, social media, and text messages. It is important to use the appropriate style of language depending on the context and audience to ensure that your message is clear and well-received.
Formal and Informal English Words/Phrases
Actually, there are no specific definitions about formal and informal words/phrases because it is absolutely back to the definition of differences between formal and informal English that has been explained before.
Here are examples of formal and informal words/phrases in sentences based on the places and situations:


Formal and Informal English Sentences
After describing about the differences between formal and informal words/phrases now we will see the differences between formal and informal English sentences.
Summary of Differences between Formal and Informal English
Finally, after we see a lot of explanations about formal and informal English, to conclude it let us see on the summary below:
Difference Between Formal and Informal Language – Image.