Linguistic (adjective)

1. Relating to language or linguistics.
2. Expressed or presented in language.

Origin:

Late 16th century: from latin linguisticus, from lingua "tongue".

Examples:

1. The study of linguistic structures and the relationship between language and society.
2. Linguistic analysis of the text.
3. Linguistic diversity within a country.
4. Linguistic skills such as reading, writing and speaking.
5. Linguistic evidence for the origins of a particular word.