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5.LA-First Words
Language Acquisition SLP329
Term | Definition |
---|---|
True Word | clear communicative intent. recognizable pronunciation (it resembles adult form). used consistently and in multiple contexts (stable). |
Protowords | Productions that are used consistently by a child to refer to something, but do not resemble the adult form of the word. Understood by the family, but not by outsiders |
First words are selected from across grammatical classes | Nouns (predominate) Action verbs Personal-social words (no, please, okay, bye-bye, uh-oh) Prepositions, pronouns, and other “function” words (up, down, go-out, put-in, me, my, you) Adjectives and other modifiers |
Communicative Functions | Requesting action/demanding (“milk,” “go,” “mommy”) Naming/commenting (“milk,” “mama”) Protesting/rejecting (“no,” “all done”) Greeting (“bye-bye”) Replying/answering |
Early Speech Form (simplified) | -open syllables: (CV and CVCV) -closed syllables: (CVC, fewer) |
early 8 consonants | /m/, /b/, /j/ (as in “you”), /n/, /w/, /d/, /p/, /h/ |
Phonemic inventories (50 word cut-off) | Beyond first 50 words, phonology stabilizes rapidly and most productions become closer to adult target forms - more efficient to focus on a child’s error phonemes, rather than on individual phoneme acquisition. |
Phonemic inventory | pre- and post-vocalic phonmems. -frequency count of syllable shapes. |
TD 2 year-olds (Stoel-Gannon) | -9-10 pre-vocalic consonants. -5-6 post-vocalic consonants -vowel accuracy >75% -3 syllable shapes. -50% intelligibility. |
Early Words | Semantic underextension/ overextension |
Early word combo strategies (50 word stage) | 1.Agent + action + object recombination. 2.pivot-slot schema |