It's a common misconception that "WH" can end a word, but the "W" sound is usually followed by a vowel sound when it's at the end of a word.
For example:
* "Although" ends with a "TH" sound, not "WH".
* "Mouth" ends with a "TH" sound, not "WH".
* "Stealth" ends with a "TH" sound, not "WH".
Let me know if you have any other word-related questions!