Please allow text to speech in Word to speak as you type (real time text to speech)
Thank you for your suggestion. We will pass this on to the product team. I would also suggest trying the Narrator feature in Windows. It can be configured to echo or read-aloud your keyboard presses. To learn more visit https://support.microsoft.com/en-us/help/22798/windows-10-narrator-get-started
The Microsoft Disability Answer Desk team.