Kris wedge or sliver. "Kris" is the more frequently used spelling in the West, but "keris" is more popular in the dagger's native lands, as exemplified by the late Bambang Harsrinuksmo's popular book entitled "Ensiklopedi Keris" (Kris Encyclopedia). Two notable exceptions are the Philippines where it is usually called "kalis" or "kris" (although the Filipino "kalis" is a sword, rather than a dagger), and Thailand where it is always spelled kris and pronounced either as "kris" or "krit". In the Yala dialect the word is "kareh". Other spellings used by European colonists include "cryse", "crise", "criss", "kriss" and "creese." Kris history
Kris (the pattern of metal alloy decoration on the blade, with around 60 variants), and "tangguh" referring to the age and origin of a kris. The kris blade is called a "wilah" or "bilah". Kris blades are usually narrow with a wide, asymmetrical base. The kris is famous for its wavy blade; however, the older types of kris dated from the Majapahit era have straight blades, as do more than half of all kris prior to the modern era. The number of curves on the blade (known as "luk" or "lok") is always odd. Common numbers of luk range from three