General synonyms:
* Combine: This is a broad synonym that simply means to join or merge things together.
* Merge: Similar to "combine," but often implies a more seamless and unified result.
* Unite: Emphasizes the coming together of separate entities into a single whole.
* Amalgamate: Suggests a blending or fusion of different elements.
* Consolidate: Implies strengthening or making something more compact.
Synonyms specific to particular contexts:
* Aggregate: If "coalesce" refers to things coming together into a larger mass.
* Congregate: If "coalesce" refers to people or animals gathering together.
* Crystallize: If "coalesce" refers to an idea or plan becoming clearer and more defined.
* Form: If "coalesce" refers to something taking shape.
Consider the context:
For example, if you are talking about a group of people coming together, "congregate" might be a good synonym. If you are talking about different ideas merging into a single concept, "crystallize" could be more appropriate.
Ultimately, the best synonym for "coalesce" will depend on the specific meaning you want to convey.