Preface

ā ē ī ō ū (long vowels, printed with macron/overline)
ẹ (e with dot under, used in reading passages
ȥ (z with hook)

A few additional characters are used only in the historical introduction, and may be disregarded if they present problems, as may the two or three Greek words:

ƀ, ʒ, χ, ŋ (b with line through stem; ezh; chi; eng)