There are several synonyms for the word "synthesised" that can be used to convey the same meaning. Some of these include "combined", "blended", "merged", "integrated" and "unified". All these words refer to the process of bringing together different elements or components to create a unified whole. Synthesising can apply to various fields, including music, chemistry, and language. Instead of relying on the word "synthesised" repeatedly, using synonyms can help add variety and richness to one's writing while still communicating the intended meaning. It is always advisable to choose a synonym carefully and ensure it is appropriate for the context.