The Angan languages are a family

Language family

A language family is a group of languages related through descent from a common ancestor, called the proto-language of that family. The term 'family' comes from the tree model of language origination in historical linguistics, which makes use of a metaphor comparing languages to people in a...

 of the Trans–New Guinea languages in the classification of Malcolm Ross

Malcolm Ross

Malcolm David Ross is a linguist and professor at the Australian National University. He has published work on Austronesian and Papuan languages, historical linguistics, and language contact.-External links:**...

. The Angan languages are clearly valid as a family. They were first identified as such by J. Lloyd and A. Healey in 1968; Wurm (1975) classified them as Trans–New Guinea.

• Angan family:
  • Angaatiha language
  • Angan proper (Nuclear Angan)
    • A (pronouns ni, ti): Hamtai
      Hamtai language
      Hamtai is the most populous of the Angan languages of Papua New Guinea. It is also known as Kamea , Kapau, and Watut. Dialects are Wenta, Howi, Pmasa’a, Hamtai proper, Kaintiba....
      
       (Kapau), Kamasa, Kawatsa, Menya, Yagwoia
      Yagwoia language
      Yagwoia , or Kokwaiyakwa, is an Angan language of Papua New Guinea. Dialects are named after the five ethnicities, Iwalaqamalje, Hiqwaye, Hiqwase, Gwase, Heqwangilye ....
      
      
    • B: Akoye (Lohiki), Yipma
      Yipma language
      Yipma is an Angan language of Papua New Guinea. Dialects are Wantakia, Baruya , Gulicha, Usirampia .'Baruya' is often used as the name of the language as a whole, but 'Yipma' is more acceptable to speakers of other dialects....
      
       (Baruya), Safeyoka, Simbari, Susuami
      Susuami language
      The Susuami language is a heavily endangered Papuan language, spoken in the resettlement village of Manki along the upper Watut River, Morobe Province, Papua New Guinea...
      
      , Tainae (Ivori)

Another Angan proper language is Ankave.

Menya is notable for its dyadic kinship term

Dyadic kinship term

Dyadic kinship terms are kinship terms in a few languages that express the relationship between individuals as they relate one to the other...

s (terms referring to the relationship two or more people have to each other), which are present in less than 10 languages and not prevalent in Papua New Guinea (though they also exist in the Oksapmin language

Oksapmin language

Oksapmin is a Trans–New Guinea language spoken in Telefomin District, Sandaun, Papua New Guinea. It has been influenced by the Ok languages , and the similarities with those languages were attributed to borrowing in the classifications of both Stephen Wurm and Malcolm Ross , where Oksapmin was...

).