You searched for: “descendent
descendant, descendent
descendant (di SEN duhnt) (noun)
Someone who is related to a person or group of people who lived in the past: Jake was a descendant of German immigrants.
descendent (di SEN duhnt) (adjective)
Referring to a downward movement; such as, an incline or a slope: The skiers were not aware of the steep descendent hill until it was too late.

When her friend studied genealogy, Marta was particularly interested in one descendant of her mother who had at one time been very wealthy; however, that relative experienced a descendent slide into poverty because of the bad investments that were made in the stock market.