yach.do is the proper name of an ancestor named in a genealogical line.

The attested use presents yach.do as a personal name within a genealogy, identified in a line leading from Buz to a later descendant.

1. Personal name in a genealogy · dominant

   The form is tagged as a proper noun in 1 Chronicles 5:14, where it occurs within a chain of fathers and sons. In 1 Chronicles 5:14 the APB renders the genealogy as including “Jeshishai son of Jahdo son of Buz,” placing the name between Jeshishai and Buz.

   1 Chronicles 5:14

In the Anselm Project Bible: In 1 Chronicles 5:14, the APB presents the name as “Jahdo” in the genealogical phrase “Jeshishai son of Jahdo son of Buz.” The verse is read as a whole, but the genealogy clearly supplies the name's setting.