That theory is unscientific and has no evidence at all.

I'm troubled by his unproductive attitude.

He is thought to be a very unsociable person.

He found the target and shot the arrow.

Personally, I think this movie is the best.

She has a beautiful singing voice.

She loves songs and is always singing.

Syllabic characters are an important tool for expressing words.

She tried to understand the meaning of the song while reading the lyric card of the new album.

He was a very excellent student before he turned to delinquency.