Phonetics

Phonology

Lexicology

Morphology

Syntax

Semantics

Discourse

Phoneme

Diphthong

Minimal pair

Assimilation

Elision

Insertion

Liaison

Prosodic Features

Intonation

Stress

Pitch

Volume

Tempo

Stem

Affix

Prefix

Suffix

Inflectional morphemes

Derivational morpheme

Lexicon

Main clause

Simple Sentence

Compound Sentence

Complex Sentences

Ellipsis

Declarative

Imperative

Exclamative

Interrogative

Noun Phrase

Adjective Phrase

Verb Phrase

Prepositional Phrase

Adverb Phrase

Open Class Words

Closed Class Words

Denotative

Connotative

Mode

Form

Context

Audience

Function

Register

Contraction

Reduction

Colloquial Language

Commonisation

Acronyms

Abbreviations/Intialisms

Compounding

Affixation

Blends (Portmanteau words)

Conversion

Shortenings

Backformation

Borrowings

Broadening

Narrowing

Elevation

Deterioration

Etymology

Prescriptivism

Descriptivism

Codification