A family of Microsoft word processing software products for creating web, email, and print documents.
One more thing I would add to this is that you really want to be familiar with much of Word's features, capabilities and quirks. Otherwise, you will spend an inordinate and frustrating amount of time trying to reinvent something that is already a part of Word.
Basic Concepts of Microsoft Word - from Shauna Kelly Word is not highly intuitive when you are trying to get it to do more than produce a simple document. For instance: Word Doesn't Know What a Page Is by Daiya Mitchell, MVP( https://wordmvp.com/Mac/PagesInWord.html).
Much of vba for Word for the Mac is the same as vba for Word for Windows, but not all.
Windows does not have Applescript.
Remember, as you are doing things, document what you are doing. Comments in vba are very useful.
Break things into small steps. Most of what can be done programming can be done manually in the user interface. See what steps are needed.
While you can record macros for steps, recorded macros tend to be inefficient and some things cannot be done recording.
See also: How to Modify a Recorded Macro by Jay Freedman
As Jim noted, there is a learning curve. In my opinion, especially for an organization, it is worth spending the time.
Here is a good resource: Word Macros and Visual Basic for Applications (VBA) FAQ