10 letters · 22 points in Scrabble
noun the act of digging
noun the site of an archeological exploration
noun a hole in the ground made by excavating
originFrom Latin excavātiō (“a hollowing out”), from excavō (“to hollow out”), from ex + cavō (“to hollow out”), from cavus (“hollow”), from Proto-Indo-European *ḱewh₁- (“vault, hole”). Equivalent to excavate + -ion.
Etymology from Wiktionary, CC BY-SA 3.0