A tall, sharp and craggy rock or mountain.
An upright member, generally ending in a small spire, used to finish a buttress, to constitute a part in a proportion, as where pinnacles flank a gable or spire.
The highest point.
Coordinate term: sea stack
An all-time high; a point of greatest achievement or success.
To place on a pinnacle.
To build or furnish with a pinnacle or pinnacles.
Any of several cone-shaped hills in the Auvergne, France that are the remains of extinct volcanos
Any similar conical structure of volcanic material