The word "prematurenesses" consists of three syllables: "pre", "ma", and "turenesses". The "pre" is pronounced as /priː/, the "ma" as /mə/, and the "turenesses" as /ˌtʃʊərnɪsɪz/. This word refers to the state or quality of being premature or occurring prematurely. The spelling of this word may appear complicated, but it follows the common convention of adding the suffix "-ness" to the root word "premature", and then pluralizing it with the suffix "-es".