descendancy

Etymology

From descend + -ancy.

noun

  1. The quality or condition of being a descendant.“The principal concern of the priestly writers was to legitimate the role of Aaron by demonstrating his descendancy from the priestly lineage of Levi.”
  2. Descendants considered collectively.“His sections in the book include Types of Genealogical Projects (pedigrees, lineages, descendancies, relationships).”
  3. The opposite of ascendancy; the condition of being in the process of losing power or control.