big.vay is a proper name used for a person in returnee lists and for a group called his sons.

The term functions as a proper name: it occurs among named companions in returnee lists and identifies the group described as “the sons of Bigvai,” including a later listing of named males from that group.

1. Proper name in returnee and family-group records · dominant

   In Ezra 2:2 and Nehemiah 7:7, the proper-noun form appears within the list of those who came with Zerubbabel; the APB renders each list with “Bigvai” among the names. In Ezra 2:14 and Nehemiah 7:19, the clause concerns “the sons of Bigvai” and gives their numbers, while Ezra 8:14 names men “from the sons of Bigvai.” Nehemiah 10:17 also contains the proper-noun form, although the supplied APB wording there does not display a corresponding name.

   Ezra 2:14Ezra 2:2Ezra 8:14Nehemiah 10:17Nehemiah 7:19Nehemiah 7:7

In the Anselm Project Bible: The APB presents the name directly as “Bigvai” in the returnee lists and in the phrases “sons of Bigvai.” In Nehemiah 10:17, the supplied APB text lists other names but does not visibly render this occurrence.