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Phonetics3
Consonants and Vowels
| Question | Answer |
|---|---|
| Reduplication | suppressed by 1:6 to 1:9 repeating syllables (wawa) |
| weak syllable deletion | suppressed by 2:0 *may take up to 4 years |
| final consonant deletion | suppressed by 2:6 |
| cluster reduction | suppressed by 5-9 years |
| epenthisis | suppressed by 2:6 - 8:0 |
| velar fronting | t/k suppressed by 3:6 |
| palatal fronting | s/sh suppressed by 3:6 |
| labialization | suppressed by 6:0 |
| alveolarization | mostly regressive suppressed by 5:0 |
| stopping | fricatives and affricates become stops suppressed by acquisition age |
| affrication | replace fricatives with affricates suppressed by 3:0 |
| deaffrication | replace affricates with fricatives suppressed by 4:0 |
| denasalization | suppressed by 2:0 |
| gliding | can extend beyond 5 |
| vowelization | l,r,n,m,ng by vowel suppressed by 4:6 |
| derhoticization | loss of r-coloring suppressed by 4:0 |
| What are the first consonants produced in the first 50 words stage | m, b |
| what sounds are acquired between 1.5 and 2.5 | m,n,p,b,t,d,w |
| what sounds are acquired between 2 and 2.2 | h |
| what sounds are acquired between 2.5 and 3.5 | f,s,j,ng,k,g |
| what sounds are acquired between 3.5 and 4.5 | v,z,l,sh,ch,d3 |
| what sounds are acquired after 4.5 | r,3,th,th(v) |
| m | nasal, bilabial, +voice |
| n | nasal, avleolar, +voice |
| ng | nasal, velar, +voice |
| p | stop, bilabial, -voice |
| b | stop, bilabial, +voice |
| t | stop, alveolar, -voice |
| d | stop, alveolar, +voice |
| k | stop, velar, -voice |
| g | stop, velar, +voice |
| ? | stop, glottal, +voice |
| f | fricative, labiodental, -voice |
| v | fricative, labiodental, +voice |
| th (voice) | fricative, interdental, +voice |
| th (no voice) | fricative, interdental, -voice |
| s | fricative, alveolar, -voice |
| z | fricative, alveolar, +voice |
| sh | fricative, palatal, -voice |
| 3 | fricative, palatal, +voice |
| h | fricative, glottal, -voice |
| r | approximate, alveolar, +voice |
| j | approximate, palatal, +voice |
| l | lateral approximate, alveolar, +voice |
| ch | affricate, palatoalveolar, -voice |
| d3 | affricate, palatoalveolar, +voice |