ar.pakh.shad identifies a person named among Shem’s sons and in the line that fathers Shelah.

The attested proper noun identifies a member of Shem’s line: it occurs in lists of Shem’s sons and in genealogical statements that place him as Shelah’s father and as Shem’s son.

1. A person in Shem’s genealogical line · dominant

   The form is tagged Noun · Proper in every cited occurrence. In 1 Chronicles 1:17 and Genesis 10:22, the APB renders the name within lists headed by “The sons of Shem”; in 1 Chronicles 1:18 and Genesis 10:24, it renders the clause “Arpachshad begot Shelah.” Genesis 11:10 names him as the one Shem fathered, while Genesis 11:12 names him as the one who fathered Shelah.

   1 Chronicles 1:171 Chronicles 1:18Genesis 10:22Genesis 10:24Genesis 11:10Genesis 11:12

In the Anselm Project Bible: Across the cited verses, the APB presents the term as “Arpachshad,” both in lists of Shem’s sons and in statements of descent. These renderings confirm the verse-level personal reference rather than establish a separate lexical nuance.