How to spell BOMBUST correctly?

We think the word bombust is a misspelling. It could be just an incorrect spelling of the words which are suggested below. Review the list and pick the word which you think is the most suitable.

• bombast The politician's bombast and empty promises failed to convince the skeptical voters.
• combust If you mix the wrong chemicals, they can combust and cause a dangerous explosion.

Attenttion

• attention
• attentions
• attenuation
• inattention