Polysynthetic language

/pˌɒlɪsɪnθˈɛtɪk lˈaŋɡwɪdʒ/

/pˌɑːlɪsɪnθˈɛɾɪk lˈæŋɡwɪdʒ/

a type of language in which words are constructed by combining multiple morphemes to express complex meanings