The language with the fewest letters is Rotokas. It is an isolated language that is spoken by about 4,000 people on the island of Bougainville, located in Papua New Guinea in Oceania. This language has only 12 letters and is perhaps the language with the smallest modern alphabet! The 12 letters are the following: A E G I K O P R S T U V
The language with most letters in the alphabet is Khmer, which is spoken in Cambodia in Asia, with 74 letters. According to Guinness Book of World Records, Khmer has the largest alphabet in the world. It is worth noting that languages such as Chinese, technically, do not use an alphabet but have an ideographic writing system. There are thousands of symbols (illustrations) in Chinese that represent different words, syllables and concepts, but it does not use an alphabet.