The horror movie was so frightening that I couldn't sleep afterwards.

The sudden loud noise was alarming and frightening to the children.

The haunted house was filled with eerie decorations and frightening surprises.

The chemist synthesized a new compound that showed promising medical effects.

The musician synthesized different sounds to create a unique electronic track.

The software synthesized data from multiple sources into one report.

The clown's ridiculous outfit made everyone laugh.

It's ridiculous to think one person can finish all that work in a day.

She gave a ridiculous excuse for being late.

The dark sky looked threatening, as if a storm was about to hit.

He received a threatening message demanding money.

The dog's growl sounded threatening.

Wind turbines generate electricity.

The system can generate detailed reports automatically.

One idea can generate many new opportunities.