Week 6 - early words & developing phonology Flashcards
Speech milestone for 0-3 months
Vocalisations of vowels
Speech milestone for 0-6 months
Pre-babbling (back consonants)
Speech milestone for 0-9 months
Onset of babbling (front consonants & CVCV sequences)
Speech milestone for 1 year
1st words appear
Speech milestone for 1;6
‘jargon stage’ - few recognisable words
vocab of 50 words
Speech milestone for 1;6-2;0
develop word learning preferences e.g. similar sounds/syllable structures
Speech milestone for 2;0
simple CV, CVC, CVCV structures
Nasals, stops, glides
(vocab of 300 words)
Speech milestone for 3;0
Consonants of all V, P, M
Variety of syllable shapes and multisyllabic words
Phonetic acquisition for 3-3;5
plosives, nasals, fricatives
What is reduplication?
2nd syllable becomes a replication of first
water - wawa
What is weak syllable deletion?
omission of an unstressed syllable
banana - nana
What is cluster reduction?
simplification of consonant clusters
spoon - boon
What is final consonant deletion?
No consonant at the end of a syllable
dogs - do
What is fronting?
velar fronting
k to t
What is backing?
Alveolar, post alveolar becomes velar
t to k
What is stopping?
fricatives and affricates are substituted for plosives
sun - tun
What is gliding?
liquids are substituted by glides - replacing /l/ and /r/ with /w/ and /j/ - y
What is deaffrication?
modification of the affricate feature
chip - tip
What is Vocalisation?
liquid sounds replaced with vowels
table - tabow
What is context-sensitive voicing?
Voicing of syllable not usually voiced and vice versa
What is Consonant Harmony?
When one sound becomes same/similar to another sound in the word
What is Velar Assimilation?
non-velar sound changes to a velar sound due to presence of a neighbouring velar sound
kack for tack
What is Nasal Assimilation?
an oral sound changes to a velar sound due to the presence of a neighbouring velar sound
munny for funny
What is Progressive Assimilation?
the trigger comes before the target (error)
tat for tag - influences by inital t
What is Anticipatory Assimilation?
the sound that changes (target/error) comes before the trigger
- doat for coat - influenced by final t
