BUN-dee-BOO-jee-oh
* BUN: Pronounced like the English word "bun".
* dee: Like the English word "dee", but slightly shorter.
* BOO: Like the English word "boo".
* jee: Like the English word "gee" but with a slightly shorter "e" sound.
* oh: Like the English word "oh".
It's important to stress the second and fourth syllables, "dee" and "jee", to make the pronunciation correct.