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Consonant Vowel Co-occurrence Constraints in Babbling


                                                                    Consonants

                                                /p/, /b/, /m/               /t/, /n/, /d/                /g/, /k/






         Bilabial C+ Central V: /pa.pa/
         Coronal C+ Frontal V: /da.da/

         Velar C + Back V: /gu.gu/



         Adapted from MacNeilage & Davis, (2000).            Front         Central        Back


                                                                           Vowels




         Consonant Frequency

         This chart illustrates the average frequency of occurrence of consonants in spoken English .

                More Frequent Consonants               Less Frequent Consonants

           Sound     %                             Sound     %
              h    31.77%                            v     1.03%
              d     20.58                            l      0.96

              b     9.79                             θ      0.85
             m      6.69                             z      0.56
              t     4.34                             f      0.37

              g     4.15                             ʃ      0.37
                                                     ð
              s     3.45                                    0.34
             w      3.39                             ŋ      0.33
                                                     Ʒ
              n     2.65                                    0.1
              k     2.12                             r      0.1

              j     1.77                            ƫƒ       0
              p     1.63                            ʤ        0

           Totals  92.33%                          Totals   5%
                                                                                     Adapted from Locke (1983).




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