When you use it
Use this when one Amharic letter carries two sounds joined together, such as ሏ, and you must read it or split it into its parts.
Watch out
To split a complex letter, keep the first sound with its own vowel: ሟ is ሙ-ዋ, so the first part is ሙ, not ሞ, and not ዋ alone.
Drafted from Grade 2 Amharic, pages 1-11, then checked twice before it went up