Speech Development

1. Stops, nasals, and glides before fricatives, affricates, and liquids.

2. Anterior sounds before posterior sounds

3. Word final consonant clusters before word initial clusters (“fast” before “star”)

4. Stop clusters before fricative clusters (“play” before “sleigh”

   
   

General pattern of speech sound acquisition

/p/ as in pat because it is anterior and a stop sound

Which sound would you expect a child to acquire first? /p/ as in pat or /ʃ/ as in shop

/b/ because it’s anterior and a stop sound, /k/ is posterior

Which sound would you expect a child to acquire first? /b/ as in bat or /k/ as in kin

“husk” first because it has a final consonant cluster

Which sound would you expect a child to acquire first? Final sounds in “husk” or initial sounds in “skunk” 

/klu/ because it’s a stop cluster vs a fricative cluster (fl)

Which sound would you expect a child to acquire first? /Klu/ as in clue or /flu/ as in flew

1. “Early 8”

2. “Middle 8”

3. “Late 8”

Typical consonant development is sometimes grouped into 3 categories: list them

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

The early 8 consonant sounds typically acquired by age 3 include

/t, ŋ, k, g, f, v, tʃ, dʒ/

The middle 8 consonant sounds typically acquired by age 4 include

/ʃ, θ, ð, s, z, l, r, ʒ/

The late 8 consonant sounds typically acquired by age 6.5 include