Phonology
Mambuwan consonants are: : Mambuwan vowels are: :Grammar
Monumbo distinguishes five gender classes for singular and dual third-person pronouns, but only two gender classes (masculine and feminine) for third-person plural pronouns, a typologically unusual feature. There are five genders for the third-person pronoun, which are masculine, feminine, neutral, diminutive, and miscellaneous genders. Mambuwan subject agreement prefixes are: : Mambuwan has a general oblique case marker –''unum'' ~ -''Cusum'' for nouns: :''ŋait-unum'' :fire-OBL :‘in/at/with/through fire’ Mambuwan also makes use of postpositions such as ''ŋaŋ'' ‘inside’: :''su ŋaŋ'' :water inside :‘in the water’ Mambuwan has highly complex verbal inflection.Nouns
Some Mambuwan nouns and their respective plural forms: :References
{{Languages of Papua New Guinea Monumbo languages Languages of Madang Province