Her earrings are made of mother-of-pearl.

Shinjumi is my best friend.

On April Fools' Day, I surprised my friend with a joke.

You really are a stupid man, aren't you?

He is a 'word processor idiot', his handwritten characters are terribly hard to read.

That jackass made the same mistake again.

You really are an idiot.

Vaccination against classical swine fever is very important for maintaining the health of pigs.

He is being criticized as a loudmouth.

I received a vaccination for swine flu.