i Register
In some senses, excavate is marked as obsolete, rare. Watch for register when choosing this word.
verb
To make a hole in (something); to hollow.
To remove part of (something) by scooping or digging it out.
To uncover (something) by digging.
adj
Made hollow.
excavated, hollowed out
noun
Any member of a major grouping of unicellular eukaryotes, of the clade Excavata.