Japanese is one of the agglutinative languages, characterized by words being joined together with affixes.

He can speak Arabic fluently.

The referee misjudged his play.

She is learning karate for self-protection.

What is the ending of this word?

I will attend my friend's luncheon party tomorrow.

He sang the song in falsetto.

I eat lunch every day at 12 o'clock.

We agreed on the plan.

We obtained an agreement on that issue.