Chuukese is a Trukic language

Trukic languages

The Trukic languages are a dialect continuum of Micronesian languages, conventionally divided into a dozen languages.-Components:The database seems to say that Sonsorol is the most divergent of the Trukese languages. However, the results are defective and it is not clear that they support a Trukese...

 of the Austronesian language family

Austronesian languages

The Austronesian languages are a language family widely dispersed throughout the islands of Southeast Asia and the Pacific, with a few members spoken on continental Asia that are spoken by about 386 million people. It is on par with Indo-European, Niger-Congo, Afroasiatic and Uralic as one of the...

 spoken primarily on the islands of Chuuk

Chuuk

Chuuk — formerly Truk, Ruk, Hogoleu, Torres, Ugulat, and Lugulus — is an island group in the south western part of the Pacific Ocean. It comprises one of the four states of the Federated States of Micronesia , along with Kosrae, Pohnpei, and Yap. Chuuk is the most populous of the FSM's...

 in the Caroline Islands

Caroline Islands

The Caroline Islands are a widely scattered archipelago of tiny islands in the western Pacific Ocean, to the north of New Guinea. Politically they are divided between the Federated States of Micronesia in the eastern part of the group, and Palau at the extreme western end...

 in Micronesia

Federated States of Micronesia

The Federated States of Micronesia or FSM is an independent, sovereign island nation, made up of four states from west to east: Yap, Chuuk, Pohnpei and Kosrae. It comprises approximately 607 islands with c...

. There are some speakers on Pohnpei

Pohnpei

Not to be confused with Pompeii, the ancient city destroyed by Vesuvius in AD 79.Pohnpei "upon a stone altar " is the name of one of the four states in the Federated States of Micronesia , situated among the Senyavin Islands which are part of the larger Caroline Islands group...

 and Guam

Guam

Guam is an organized, unincorporated territory of the United States located in the western Pacific Ocean. It is one of five U.S. territories with an established civilian government. Guam is listed as one of 16 Non-Self-Governing Territories by the Special Committee on Decolonization of the United...

 as well. Estimates place the number of speakers at about 45,000 including second-language speakers.

The language of Chuuk belongs to the enormous Malayo-Polynesian family

Malayo-Polynesian languages

The Malayo-Polynesian languages are a subgroup of the Austronesian languages, with approximately 385.5 million speakers. These are widely dispersed throughout the island nations of Southeast Asia and the Pacific Ocean, with a smaller number in continental Asia...

, one of the major branches of the Austronesian language phylum. The other major branches, known collectively as the Formosan languages

Formosan languages

The Formosan languages are the languages of the indigenous peoples of Taiwan. Taiwanese aborigines currently comprise about 2% of the island's population. However, far fewer can still speak their ancestral language, after centuries of language shift...

, are only found on Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

, whereas the Malayo-Polynesian branches consist of languages that are distributed all through the Pacific Islands

Pacific Islands

The Pacific Islands comprise 20,000 to 30,000 islands in the Pacific Ocean. The islands are also sometimes collectively called Oceania, although Oceania is sometimes defined as also including Australasia and the Malay Archipelago....

, Indonesia

Indonesia

Indonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...

, the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

, Malaysia, and Madagascar

Madagascar

The Republic of Madagascar is an island country located in the Indian Ocean off the southeastern coast of Africa...

.

Chuukese falls within the Nuclear Micronesian subdivision

Micronesian languages

The family of Micronesian languages is a branch of the Oceanic languages. It consists of twenty languages, the nineteen Micronesian Proper languages and Nauruan...

 of the Oceanic division of the Austronesian language phylum.