1. Language
1.1. A system of systems
1.1.1. Phonetics
1.1.2. Grammar
1.1.3. Vocabulary
1.2. Functions
1.2.1. Personal
1.2.2. Interpersonal
1.2.3. Directive
1.2.4. Referential
1.2.5. Metalinguistics
1.2.6. Imaginative
1.3. Ferdinand de Saussure
1.3.1. Language/Parole
1.3.1.1. System/Process
1.3.1.2. Code/Message
1.3.2. Dimensons of language
1.3.2.1. Diachronic
1.3.2.2. Synchronic
1.3.3. Sign
1.3.3.1. Signifier
1.3.3.2. Signified
1.3.3.3. Symbol
1.4. Noam Chomsky
1.4.1. Competence
1.4.2. Performance
2. Linguistics
2.1. MICRO
2.1.1. Phonetics
2.1.1.1. Phoneme
2.1.1.1.1. Vowels
2.1.1.1.2. Consonants
2.1.2. Phonology
2.1.3. Morphology
2.1.3.1. Morpheme
2.1.4. Syntax
2.1.5. Semantics
2.1.6. Pragmatics
2.1.6.1. Explicit
2.1.6.2. Implicit
2.2. MACRO
2.2.1. Inter Disciplinary
2.2.1.1. Sociolinguistics
2.2.1.1.1. Linguistic variation
2.2.1.2. Psycholinguistics
2.2.1.3. Neurolinguistics
2.2.1.4. Stylistics
2.2.1.5. Computational
2.2.1.6. Corpus
2.2.1.7. Cognitive
2.2.1.8. Discourse analysis
2.2.2. Intra Disciplinary
2.2.2.1. Applied
2.2.2.2. Theoretical
2.2.2.3. Historical
2.2.2.3.1. Proto-language
2.2.2.3.2. Language changes
2.2.2.4. Descriptive
2.2.2.5. Comparative