There are 35 consonants and 4 consonant signs in common usage.

The consonant letters are pronounced as if they had "o" (as in the sound of the English "on" or "off") at the end. So the letter (k) sounds like "ko".

There is a logic to the grouping of the letters, each set having a sound that emanates from the mouth with a different combination of the lips, tongue, palate and diaphragm.

Non-native speakers will need some practice to attain proficiency in differentialing between and pronouncing the non-aspirated and aspirated consonants shown above.

Spelling of words becomes a challenge when a number of sounds are similar, but have separate letters assigned to them. Specifically,