Just click “Export SVG” below the Print map. You can then paste the downloaded image file into word processors including newer versions of Microsoft Word.
If you use the Chrome browser, go to https://chrome.google.com/webstore/detail/svg-export/naeaaedieihlkmdajjefioajbbdbdjgp/related and install the extension. Then click here to enable the extension on Causal Map:
Now, any time you want to export the print map as an svg file, click the V icon, select the Print Map (which is called %0) and save it. You can paste the resulting file directly into newer versions of Word.