How to spell ARCHEIAN correctly?

If the intended word was "archean", it refers to a geological eon that began about 4 billion years ago. Similarly, "Archean" refers to a rock formation from the same eon. "Archaeon" refers to a type of single-celled organism that can survive in extreme environments.

• archaean The Archaean era is the oldest geologic time period on Earth.
• Archean The Archean eon was a time of intense geological activity and the formation of the earliest known rocks.

Delecate

• dedicate
• delegate
• delegated
• delegates
• delete
• delicate
• relegate
• relocate