This article analyzes the structure, semantic and functional features of multi-component mixed compound sentences in the modern Karakalpak language. Multi-component compound sentences consist of several simple or complex sentences connected by various grammatical means. The article examines the classification of such sentences, their methods of semantic and syntactic connection, as well as their functions in speech. Also, in order to determine the logical and communicative role of mixed compound sentences, their causal, conditional, purposeful, comparative, and other semantic relations are analyzed.