What is Linguistic?
by Weerapriya Sonsung

1. Competence
1.1. It's a person who has knowledge of language ang care of grammatical, sociolinguistic.
1.1.1. Phonetics
1.1.2. Phonology
1.1.3. Syntax
1.1.4. Semantics
1.1.5. Morphology
2. Acquisition
2.1. Process of building the ability to understand a language, using it to communication with others
2.1.1. Understand about status of social (Use sociolinguistic)
2.1.2. Understand about language funtion
2.2. It's Competence+Performance
3. Scientific study of human language.
4. Performance
4.1. Not care about grammatical
4.2. A speaker's use of language in real situation
4.2.1. Not care about Language Function
4.2.2. Not care about sociolinguistic
4.2.3. Focus on communication and understanding