This is the 13720th most frequent Spanish word.
roto
Broken.
Here, 'roto' is used as a past participle adjective to describe the state of the glass.
El vaso está roto.
The glass is broken.
In this sentence, 'roto' is used metaphorically to describe an emotional state of being.
Se siente emocionalmente roto tras la experiencia.
He feels emotionally broken after the experience.
Here, 'roto' again functions as an adjective describing the fact that the clock is not functioning.