Writing and pronunciation are not fixed, in fact, it is best to come from English itself.

フォロスト? ラィルト (the four-headed thief in the Buddha building)

フォルシン? ビラィル (New Beila 1st Road, Folu)

クリスト? マティン (four-hoofed coolie)

コスコット? ビル (four mouths and two mouths)