Phonology
Most Western Australians speak with either a general Australian accent or a broad Australian accent. Generally, those who grew up in suburban Perth speak with a general Australian accent, and those from regional areas ("from the country") speak with a broad accent.
Centring diphthongs
Centring diphthongs are the vowels that occur in words like ear, beard, air and sheer. In Western Australia, there is a tendency for centring diphthongs to be pronounced as full diphthongs. Those in the eastern states will tend to pronounce "fear" and "sheer" without any jaw movement, while westerners would pronounce them like "fia" and "shia", respectively.
L-vocalisation
As also found in South Australian English, the tendency for some /l/ sounds to become vowels (/l/ vocalisation) is more common than other states. "Hurled", for example, in Western Australia has a vocalised /l/, leading to the pronunciation "herwd", whereas in other states the /l/ is pronounced as a consonant. The "l" is vocalised; for example, "milk" sounds like "miuwk" and "hill" sounds like "hiw". A back allophone of /ʉː/,
Read more about this topic: Western Australian English