It's Who You Operate on in a Game of Operation
This page is the CodyCross answer for the clue below from Prehistory, Group 1249, Puzzle 4 (Human Rituals).
Question
It's Who You Operate on in a Game of Operation
Answer
CAVITYSAM
Word Meaning:
CAVITY — A hole or hollow depression in a solid object.
Definitions from Wiktionary.