Glottal stop
Other writing systems also have letters for the glottal stop. For example, the Hebrew alphabet uses the letter aleph . Cyrillic has the letter palochka . This letter is used in several Caucasian languages. Modern Latin alphabets for some Indigenous Languages of the Caucasus use the letter heng ('Ꜧ ꜧ'). In Tundra Nenets, it is written with the letters apostrophe  and double apostrophe . In Japanese, glottal stops occur at the end of interjections of surprise or anger and are written with .