Dumbstruck has 2 syllables and the stress is on the first syllable.
# | Sentence | |
---|---|---|
1. | Tom was dumbstruck. | |
2. | I was dumbstruck. | |
3. | When I crawled out from the mineshaft, I glanced at the sky and was immediately dumbstruck - two suns were cooking the desert dry of moisture. |