Fan-shaped molluscs.

Shutting a door loudly.

Convenience store on a small scale.

Finishing blow.

American word for what Britons call a pram.

Revamp, modernize.

Stutters.

Cultured, not considered vulgar.

Aerospace industry's corrosion-resistant metal, Ti.

Mandibles.

Thinking deeply and unhappily.

Largest city in Brazil.

Warning signs.