There is no one formula that you can use to accomplish this, but you can easily achieve the same effect by using a couple of formulas.
To make it even easier, we built the fields for you; follow the instructions below to copy into your own template.
Download this template: ExpressDateinWords.docx (20.3 KB)
Open the template and simply use our Reuse Fields function (found in the Main Menu) to copy these fields/formulas into your template(s).
The fields will automatically be copied to the bottom of your Woodpecker side panel. You can then reorder where the fields appear in the panel, if you prefer.