Otto Jespersen observed a gradual increase in the height of these in the English language taking place from the fifteenth to eighteenth century.
Quantitative metathesis of these is an example of their harmonization. When they are followed by a rhotic accent, they are termed r-colored. Otto Jespersen observed a gradual increase in the height of these in the English language taking place from the fifteenth to eighteenth century. They form the central sound or nucleus of a syllable, and gliding ones are called diphthongs. For 10 points, name these sounds pronounced with an open vocal tract which are contrasted with consonants.
Quantitative metathesis of these is an example of their harmonization.
{Vowel}s