Schwa is the name for the most common sound in English. It is a weak, unstressed sound and it occurs in many words. It is often the sound in grammar words such as articles and prepositions.
Schwa u > is the most commonly occurring vowel. It is pronounced as [U] between rounded consonants. In Downriver and Upriver dialects it is frequently pronounced as [I] between alveolar and palatal ...
John and Fiona have been discussing which type of transport to use. In their conversation they often use the schwa sound when making comparisons about the different types of transport.