shu.a is used as the personal name of the Canaanite man identified as the father of Judah’s wife.

The supplied verses use this proper noun as the name of a Canaanite man, identifying Judah’s wife as his daughter in Genesis 38:2 and referring to her again after her death in Genesis 38:12.

1. Personal name of Judah’s wife’s father · dominant

   In Genesis 38:2, the form is tagged Noun · Proper in the clause naming a Canaanite man whose daughter Judah takes; the APB renders, "whose name was Shua." In Genesis 38:12, the same proper-noun use identifies Judah’s wife as "the daughter of Shua" when her death is reported.

   Genesis 38:2Genesis 38:12

In the Anselm Project Bible: The APB presents the name directly in Genesis 38:2 and uses it in the familial phrase "the daughter of Shua" in Genesis 38:12. These renderings confirm the verse-level identification rather than supply a lexical definition.