How to spell CREVASSSE correctly?

If you meant "crevasse", one common misspelling is "crevassse". To get it right, replace the extra "s" with just one and you'll have the correct word. "Crevasse" refers to a deep crack or fissure typically found in glaciers or the Earth's surface.

• crevasse The hiker fell into a deep crevasse while exploring the icy terrain of the mountains.
• crevasses A group of experienced mountaineers carefully navigated the treacherous glaciers, avoiding hidden crevasses that could prove fatal.

Excatally

• exact
• exacted
• exactingly
• exactly
• exacts
• executable
• exotically
• extol
• inexactly
• oxtail