Kaqchikel
500.000 speakers
10 language specific characters
ISO 639 code: cak
Kaqchikel or Kaqchiquel is a Mayan language spoken in the Central Highlands of Guatemala by about half a million people. It is a member of the Quichean-Mamean branch of Mayan languages and is closely related to K'iche' (Quiché) and Tz'utujil. The name of the language used to be written Cakchiquel or Cakchiquiel.
An orthography for Kaqchikel was developed by the Academia de Lenguas Mayas de Guatemala (Guatemalan Academy of Mayan Languages).
source
wikipedia.org, omniglot.com & ethnologue.com
younger brothers
older brothers