The term "coloratura" refers to a type of singing that involves elaborate melodic ornaments, often performed in the higher registers of the voice. If you are searching for synonyms for "more coloratura," consider using words such as elaborate, embellished, ornate, florid, or intricate. These terms all convey a sense of complexity and virtuosity in vocal performance. Other possible synonyms could include complex, detailed, or nuanced, as these words also suggest a high level of skill and artistry. Ultimately, the right synonym depends on the context in which it will be used and the specific qualities that you wish to convey about the singer or performance.