Speech Acquisition - Phonology

Speech Acquisition - Phonology

1. Phonetics = Study of sound in speech

2. Pre-Verbal Stages

   • 1. Vegitive - Reflex actions, sounds of discomfort
   • 2. Cooing - Open mouth sounds, vocal play
   • 3. Babbling - Repeated vowel and constant sounds
   • 4. Proto-Words - Word like vocalisations, often used with gestures. e.g. 'Mmmm' for 'Give me that'

3. Stages of Speech

   • 1. Holophrastic - One or two words
   • 2. Two word utterances
   • 3. Telegraphic - Three or more words, without correct syntax
   • 4. Post-Telegraphic - More complex and grammatically correct

4. Deletion - Occurs on the last constant

5. Substitution - Middle constant sound in the middle of the word. e.g 'Rabbit' - 'Babbit'

6. Children often miss out syllables and use stressed sound

7. Fricatives - Hissing sounds, air blowing through the mouth

   • These are hard for childre
     • 'Z' sound is replaced by a 'D' sound (Stop)

8. Bellugi and Brown

   • Children could not say words, but could recognise when it was said wrong

9. Place of Articulation

   • Where the sound originates

10. Manner of Articulation

    • Where the sound is produced