How to spell COLBOLT correctly?

If you're referring to the metal, "cobalt" is the correct spelling. It's a chemical element known for its blue color and various industrial applications. Remember, it's spelled with only one "l", not "colbolt."

• cobalt The blue color of a ceramic glaze is often the result of the presence of cobalt.
• colbert I was surprised when I saw Stephen Colbert on the street.

Excatally

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