suspenseful
US /səˈspens.fəl/
UK /səˈspens.fəl/

1.
suspense, cheio de suspense
causing a feeling of excited or anxious uncertainty about what may happen
:
•
The movie had a very suspenseful ending.
O filme teve um final muito suspense.
•
The novel was so suspenseful that I couldn't put it down.
O romance era tão suspense que eu não conseguia parar de ler.