Explosion, after which children all fall down?

• Sneeze noise
• I've got a cold and I'll tell you what I need
• Sneezing sound
• A blast this, room shelled in sound of mild explosion
• Sign of cold - and what's required, we hear?
• 25 sound
• Sound of a sneeze
• Sneeze sound
• Heard in dispute: what calls for blessing?

Wiktionary Word definitions in Wiktionary
interj. (alternative form of achoo English) n. (alternative spelling of achoo English)