Word has been able to open and save PDF files forever. It's not the best conversion (you need Acrobat DC for that) but it's functional, especially if your source files are not complex.
but what came out as mostly gibberish. No idea what Word was trying to translate the pages into, but it was a mess.
Satan (impatiently) to Newcomer: The trouble with you Chicago people is, that you think you are the best people down here; whereas you are merely the most numerous. - - - Mark Twain, "Pudd'nhead Wilson's New Calendar" 1897