shik.k.ron is a proper name marking a point along the border described in Joshua 15:11.

The attested form functions as a proper name for a location named in the course of a border description in Joshua 15:11.

1. Place named on a border route · dominant

   In Joshua 15:11, the proper noun occurs after the border is said to extend northward and before it passes Mount Baalah and goes out to Jabneel. The APB renders the clause “the border bordered to Shikkeron,” presenting the name as a point in the boundary route.

   Joshua 15:11

In the Anselm Project Bible: In Joshua 15:11, the APB presents the name in the clause “the border bordered to Shikkeron.” It confirms the boundary setting rather than isolating further nuance.