With Word 2013 and 2016, you can convert a PDF into a Word document that you can edit. What this video shows about editing PDFs in Word 2013 also applies to Word 2016.
Edit PDF content in Word 2013/2016
https://support.office.com/en-us/article/Edit-PDF-content-in-Word-B2D1D729-6B79-499A-BCDB-233379C2F63A