Allphones Of English Language

Allophones:



Vowel Length:



Fully Long: [:]

In prominent open syllables – Final position.

In prominent syllables – Closed by a voiced consonant.



Half Long:

Final prominentsyllables closed by a voiceless consonant.

Non prominent syllables.

Prominent syllables followed by another syllables in the word.



Aspiration: [h]



Fully aspirated:

This takesplace when one of the sounds /p, t, k/ in a prominent syllable, are followed by a vowel sound or the consonants /w, l, r, j/.



Unaspiration:



Takes place when /p, t, k/ are followed by /w,l, r, j/ in prominent syllables.



Devoicing Cases: [o]



Group A:

/p/t/k/f/θ /s/ʃ/tʃ/


Group B:

/b/d/g/v/ð/z/Ʒ/ʤ/

Group C:
/m/n/ŋ/l/r/w/j/

Devoicing of group B:

Afterand before pauses.
After and before Group A.

Devoicing of group C:

/w, j, r, l/ are devoiced when preceded by /p, t, k/




Types of Release:

Oral Release:

When plosives are followedby Vowels or /w, j/

Non-audible Release: [ ͜͜ ]

Plosive + Plosive = Non-audible Release.
Plosive + Affricate = Non-audible Release.

This doesn’t only happens within words, but also atword boundary

Nasal Release: [ ͜͜ ]
When the plosives are followed by /m, n/

This doesn’t only happens within words, but also at word boundary

Lateral Release: [ ͜͜ ]
This only happensto /t, d/ when followed by /l/.

This doesn’t only happens within words, but also at word boundary

Variation of Place of Articulation:

Dentalization: [ ͆]
This happens when /t, d, l, n/ arefollowed by / θ, ð /

This doesn’t only happens within words, but also at word boundary

Labiodentalization: [ɱ]
This Happens when nasals /m, n/ are followed by /f, v/

This doesn’t only happenswithin words, but also at word boundary

Post-alveolar articulation: [ˍ]
This phenomena is produced when the alveolar /t, d, l, n/ are followed by /r/

This doesn’t only happens within words,...