Abyssinica SIL is based on Ethiopic calligraphic traditions.
One font from this typeface family is included in the Abyssinica SIL release (no bold or italic version available or planned):
- Abyssinica SIL Regular
Type samples showing some of the inventory of glyphs can be found here:
Abyssinica SIL Type Sample.
A sample from one page is shown below.
Abyssinica SIL Sample – Ethiopic syllables