You can use the terms unearthing or digging up when saying something has been excavated. The word means that something was underground and then was unburied and brought out of the hole.
dig
excavate
Another word for dig is excavate.
bury, excavate.
Excavate means to dig out. It starts with the letters ex.
Dug out
Excavate is not a prefix; it is a word. It does contain the prefix "ex-" which means "out" in this instance.
exit
Mine , excavate ,
The archaeologists began to excavate the ancient ruins in search of valuable artifacts.
The word is to excavate.
Excavate is the word for dig up.
excavate