girl, file, foul, fire, hour, syllabic consonants, liquids /l/ /r/

gir(e)l
fi(e)le
fou(e)l


(e) = schwa

p.93


the liquids /l/ and /r/ may be syllabic as in total, rubber

syllabic consonants occur in unstressed syllables.


What is phonetically syllabic consonant may vary with a sequence of /schwa/ and the corresponding non-syllabic consonant is to be interpreted phonologically as that, /schwa/ plus a consonant.

Thus button is phonetically /'batn/ and phonologically /`bat(e)n/