In African languages and Athabaskan languages, it frequently marks a high tone, e.g., Yoruba apá 'arm', Nobiin féntí 'sweet date', Ekoti kaláwa 'boat', Navajo tʼáá 'just'.
In African languages and Athabaskan languages, it frequently marks a high tone, eg., Yoruba apá 'arm', Nobiin féntí 'sweet date', Ekoti kaláwa 'boat' Navajo tʼáá 'just'