You can convert Word documents to PDF format. I don't use Word but try 'file/export as'. Then people can zoom as needed and printouts should be clear. There are free alternatives to MS Paint that are much better. GIMP or Paint.Net.
https://www.gimp.org/
https://www.getpaint.net/
There are free alternatives to MS Word/Office.
https://www.libreoffice.org/
https://www.openoffice.org/