child language terminology Flashcards
what is phonology
the study of speech sounds
what are 4 pre-verbal stages
vegative, cooing, babbling, protoword
0-4 months is what pre-verbal stage
vegative
4-7 months is what pre-verbal stage
cooing
6-12 months is what pre-verbal stage
babbling
9-12 months is what pre-verbal stage
protoword
what is deletion
babies miss out consonants at the end of words
what is substitution
babies substitute one sound for another
what is addition
babies often add an extra vowel to the end of a word
what is reduplication
babies repeat a whole syllable
what is consonant cluster reduction
babies miss out a consonant when they occur in groups
what is deletion of unstressed syllables
unstressed syllables are missed out
what are the early developing sounds
bilabial and alveolar
what are the late developing sounds
fricative and dental
what lexical stage is at 9-12 months
protowords
what lexical stage is at 12-18 months
holophrastic (one word)
what lexical stage is at 18-24 months
two word stage
what lexical stage is at 24-36 months
telegraphic
what lexical stage is at 36+ months
post telegraphic
what does Katherine Nelson’s 1972 study clasify
the first 50 words a child learns
what are the 4 categories where a child learns their first 50 words
naming things, actions/events, personal/social, modifying
what do parents and caregivers employ
a ‘rich interpretation’
what does the two-word stage show their early understanding of
syntax
