phoneme

phonetics

lexis

semantics

syntax

morphology

phonology

pragmatics

vegetative

cooing

babbling

proto-words

holophrastic stage

two word stage

telegraphic stage

post-telegraphic stage

language acquisition device (LAD)

phonemic expansion

phonemic contraction

consonant

vowel

diphthong

deletion

substitution

addition

assimilation

reduplication

consonant cluster reductions

deletion of unstressed syllable

holophrase

vocative

social interactionists

positive reinforcement

negative reinforcement

behaviourists

overextension

underextension

categorical overextension

analogical overextension

mismatch statements

labelling

packaging

network building

deixis

free morpheme

bound morpheme

cognitive theorists

virtuous error

overgeneralisation

instrumental

regulatory

interactional

personal

representational

imaginative

heuristic

labelling

repeating

answering

requesting action

calling

greeting

protesting

practising

child directed speech (CDS)

language acquisition support system (LASS)

object permanence

scaffolding

nativists