惊险 (jīng xiǎn): perilous; touch-and-go; nerve-racking; suspenseful

The motorcyclist rode on a narrow path along the cliff. The scene was extremely perilous, and the audience was sweating for him.

Last night's football match was so thrilling. Both sides kept scoring alternately in the final minutes, and the winner was only decided when the referee blew the whistle.

The small boat they were in rocked violently in the storm and could capsize at any moment. That experience was truly extremely perilous.

While chasing the fugitive, the detective jumped from one building to another. This perilous move stunned everyone present.

The perilous scenes in the movie made the audience so nervous they hardly dared to breathe. Only when the protagonist escaped safely did everyone breathe a sigh of relief.