This is the 992nd most frequent Greek word.
σταμάτησε
"σταμάτησε" means "stopped" in English.
In this case, 'σταμάτησε' refers to the cessation of the clock's operation or functionality.
Το ρολόι σταμάτησε να δουλεύει πριν από μία ώρα.
The clock stopped working an hour ago.
In this sentence, 'σταμάτησε' is used in the context of ceasing an ongoing activity, here stopping the action of reading.
Η Μαρία σταμάτησε να διαβάζει γιατί κουράστηκε.
Maria stopped reading because she got tired.
Here, 'σταμάτησε' indicates the ceasing of movement involving a car, thus describing the halting of motion.