How do you pronounce belteshazzer?

Bel-shaz-zer

* Bel: Pronounced like the word "bell," but with a short "e" sound.

* shaz: Pronounced like the word "shaze," with a "z" sound.

* zer: Pronounced like the word "sir," but with a short "i" sound.

So, it's BEL-shaz-zer.