peak

noun1 of 2

the time or place when something or someone is best, greatest, highest

• “Beat the egg whites until they begin to form peaks.”Tatoeba
• “The peak of the mountain is covered with snow.”Tatoeba

Sentences from Tatoeba show real usage. A word can have several meanings, so a sentence may use another one.

verb2 of 2

To reach a highest degree or maximum.