The syllabification enactor throws error on engadget.com

[cindyli]

Describe the bug

The syllabification enactor throws error on engadget.com.

To reproduce

Steps to reproduce the behavior:

1. Install UIO+ in Chrome. Open https://www.engadget.com/;
2. Open UIO+ and turn on the syllables preference;
3. The page is syllabficated but throws this error in the console log:

Uncaught TypeError: window.Hypher is not a constructor
    at en-us.js:26:9
    at en-us.js:35:2

Expected behavior

The error should not occur.

Additional context or notes

This issue is also filed against the infusion at https://issues.fluidproject.org/browse/FLUID-6762