Another example : Many colloquial varieties are known for a type of vowel harmony in which the presence of an " emphatic consonant " triggers backed allophones of nearby vowels ( especially of the low vowels, which are backed to in these circumstances and very often fronted to in all other circumstances ).
32.
There is no tense contrast with the low vowel . ) The formants of the tense vowels show them to be lower than their non-tense counterparts : the formants of the highest tense vowels overlap the formants of the non-tense mid vowels, but there is visible tension in the lips and throat when these are enunciated carefully.
33.
The choice of the acute for low vowels and the circumflex for high vowels went against the conventions of other Romance languages such as French or Italian, but it was already commonplace in Portuguese before the 20th century . ( In many words, Portuguese " ?" and " ?" correspond to the Latin long vowels " ", " M " .)
34.
The Boston accent possesses both linking R and intrusive R : That is to say, a will not be lost at the end of a word if the next word begins with a vowel, and indeed a will be inserted after a word ending with a central or low vowel if the next word begins with a vowel : " the tuner is " and " the tuna is " are both.
35.
Without the recognition of the ?( a as in cat ), one cannot distiguish, in phonetic transcription, between the a in la ( ?) ( definite article ) and in l?( a ) ( adverb of place ) nor between the a in �a ( ?) in front of a word beginning with a consonant and �a ( a ) ( mid low vowel ) in front of a word beginning with a vowel.
