Vocabulary
Infant Speech
Sound System Development
Phonological Processes
Miscellaneous
100

A variant or alternate form of a phoneme; does not change word meaning

Allophone

100

crying, coughing, burping, hiccupping

Reflexive vocalizations

100

The "early eight" phonemes

/p, b, m, d, n, h, j, w/

100

This is a phonological process that is characterized by the deletion of a consonant, but is rare to see in children

Initial consonant deletion

100

A speech disorder due to difficulty with motor planning not motor production

Childhood Apraxia of Speech

200

Sound alterations resulting from modifications of bound morphemes

Morphophonemics

200

The 2nd stage of infant speech development, Primitive Articulation" is also known as this.

Coo and Goo stage

200

By the end of this year is when children produce most of the consonant clusters correctly

7th year

200

A phonological process that may persist after the age of 3 characterized by producing a voiced consonant before a vowel

Prevocalic Voicing

200

The influence sounds have on one another; occurs in words, phrases, and sentences

co-articulation

300

The type of transcription that is enclosed in [brackets]

Phonetic

300

The stage of babbling that consists of reduplicated babbling, the addition of more consonants and vowels, and longer syllables

Stage 4: Canonical babbling

300

Most vowels and diphthongs are produced with at least 80% accuracy by this age

Age 2

300

Together, the nucleus and coda are referred to as this

Rhyme

300

A federally funded program that mandates the availability of services to children who qualify between the ages of birth-three

Early Intervention
400

A distinctive feature characterized by forced, intense air through a small opening /f, v, s, z, ʃ, ʒ, tʃ, dʒ/

Strident

400

Invented vocalizations that a baby consistently uses in place of a specific word, but is not necessarily a version of the real or true word based on adult models

Protowords/Vocables

400

This is the number of sounds that are affected when a child produces "twing" for string

2: Deletion of /s/ and gliding of /r/
400

These are the 3 main groups of phonological processes

syllable structure

substitution

assimilation

400

This is when a sound that changes precedes (comes before) the sound that causes the change

ex. "Bat" /tat/

Regressive/Anticipatory assimilation

500

Children are said to produce these when their phonological system is more advanced than their current age.

Progressive Idioms

500

When considering the chain of speech development, this must occur before the brain can attach meaning to a sound or before the muscles can produce sound.

Speech Perception
500

The age when 50-75% of a child's speech is intelligible

2-3 years

500

When a child says /grɪŋɪŋ/ for "grinning", this is an example of what phonological process?

Velar assimilation
500

This is what must occur before the speech production process

Speech perception

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