👉 Interlanguage refers to languages that share or are related in some way. It can be defined as a language with words and expressions that have similar meanings, but are not necessarily identical. Interlanguages also include dialects, regional variations, and slang terms that are used differently by different speakers of the same language. The term "interlanguage" is often used to describe the phenomenon where two or more languages share similar meanings and structures, yet do not necessarily use the same words or expressions in their respective sentences