ti.ras is a proper name listed among the sons of Japheth in Scripture.

The supplied verses use the term as a proper name within lists identifying the sons of Japheth.

1. Proper name in Japheth's sons list · dominant

   In Genesis 10:2, the proper noun occurs as the final name in the list introduced as Japheth's sons; the APB renders the list ending “and Tiras.” In 1 Chronicles 1:5, the same proper-noun use appears in the corresponding list, again ending “and Tiras.”

   Genesis 10:21 Chronicles 1:5

In the Anselm Project Bible: Across both verses, the APB presents the name as “Tiras” at the end of a list of Japheth's sons. The verse is read as a whole, but its repeated list wording confirms the proper-name setting.