pinnacle (noun) – a high point: of a mountain, a tower or as a metaphor.

Note: You can also use this verb as a verb, but it’s not so common.

Examples of how you can use pinnacle:

Her appointment as ballerina will surely be the pinnacle of her dancer’s career.

It’s illegal to climb the pyramids, so how he could make a photo with himself sitting at the pinnacle isn’t clear.

The mountaineer’s rope snagged around a rocky pinnacle and the climbers were left hanging.

They could see the pinnacle of the church with the weather vane on top in the distance and knew that the village couldn’t be far away.

After a five-day climb, they reached the mountain’s pinnacle.

At the pinnacle of their power, the noble family owned twenty palaces and manors and commissioned twenty paintings per year.

It’s insanely hot when the sun is at its pinnacle.