ක (ka), ග (ga), ච (cha), ජ (ja), ත (ta), ද (da), න (na), ප (pa), බ (ba), ම (ma), ය (ya), ර (ra), ල (la), ව (va), ස (sa), හ (ha). 3. Pilla (Vowel Diacritics)
Sinhala Curriculum Guide (PDF): Outlines the progression from the pure alphabet to diacritics and simple sentences. Advanced Script Features sinhala alphabet letters pdf