Genealogist (noun)

A person who studies and traces the descent and relationships of a particular family or group of people.

Origin:

The word genealogist is derived from the greek words 'genes' meaning 'birth' or 'descent' and 'logos' meaning 'study of.'.

Examples:

1. The genealogist was hired to research the family tree of the wealthy businessman.
2. The genealogist spent hours in the archives, searching for records and documents to build a complete family tree.
3. The genealogist was able to trace the family's heritage back to the 16th century.
4. The genealogist was an expert in deciphering old handwriting and translating historical documents.
5. The genealogist's work was of great importance to the family, as it helped to preserve their heritage and history.