This is the 620th most frequent Greek word.
κορυφή
"Κορυφή" means "peak" or "summit" in English.
Here, 'κορυφή' refers to the peak or summit of a geographical feature, like a mountain.
Έφτασα στην κορυφή του βουνού.
I reached the mountain's peak.
In this context, 'κορυφή' signifies the highest part of an object, such as a tree.
Η κορυφή του δέντρου ήταν γεμάτη με φωλιές πουλιών.
The top of the tree was filled with bird nests.
Here, 'κορυφή' metaphorically represents the most important or notable part of a discussion.