For emphasis:
* Moreover: This emphasizes that the information is in addition to something else.
* Furthermore: Similar to "moreover," but slightly stronger.
* Besides: Focuses on an additional point.
* In addition: This is a more formal alternative to "also."
For listing or adding information:
* And: The most basic way to add information.
* Too: Similar to "also," but slightly more informal.
* As well: A more formal alternative to "too."
* Likewise: Indicates similarity to something already mentioned.
* Similarly: Similar to "likewise," but focuses on the similarity.
For a more casual tone:
* Plus: A more informal alternative to "also."
* On top of that: Used for adding an extra detail.
* Not to mention: Used for adding something important.
For a more formal tone:
* Additionally: A formal synonym for "also."
* Furthermore: Another formal synonym for "also."
* In addition to: A formal way to introduce additional information.
Other options:
* As well as
* Including
* Along with
The best word to use will depend on the specific context and desired tone of your writing.