Study of One's Family History and Lineage
This page is the CodyCross answer for the clue below from Top Secret, Group 2084, Puzzle 1 (Covert Channel).
Question is: Study of One's Family History and Lineage
and the answer is: GENEALOGY
Word Meaning:
GENEALOGY — (countable) The descent of a person, family, or group from an ancestor or ancestors; lineage or pedigree.
Definitions from Wiktionary.