serac
These words can mean the same thing but it depends upon context, they are not always the same. Apex, peak, pinnacle.
It looks like you are trying to spell the word pinnacle. Pinnacle is a noun referring to a highest point.
The word summit is a noun. Some words that can be used in place of summit are top, crowning point, crest, crown, and zenith. Also on the list are capstone, peak, roof, and pinnacle.
Other words for crown include head, apex, top, vertex, and pinnacle. You could also use climax, peak, and summit. The word base is an antonym.
America has surely reached a pinnacle of laziness, with fast food at every corner and a majority of it's population overweight.
chasm
Another word for crevasse is chasm, hole, ditch, crack, crater, crevace. Things like that. Maybe you can google a synonym dictionary for even more.
ravine, chasm, abyss, canyon, crevasse
CREVASSE!
crevasse
He was at the pinnacle of his career when disaster struck.
These words can mean the same thing but it depends upon context, they are not always the same. Apex, peak, pinnacle.
The word crevasse could either be used in a sentence based on geology: The earthquake resulted in a massive crevasse throughout the center of the small town. Or it could be used in a sentence based on anything involving a small space: Marla despretely tried to claw the five dollar bill out from the grimy crevasse in the New York subway station.
crevasse
I told him not to do it, but he jumped to get his necklace from the 50 foot pinnacle.
Pinnacle means summit or climax.The player truly was at the pinnacle of his career before his unfortunate injury.As we reached the pinnacle of the climb, the view became absolutely breathtaking.
height