The words yaḥad and yaḥdāw regularly denote the relationship between opponents in physical
warfare. Evidence from Hebrew and Akkadian shows that they have a similar function in
descriptions of legal disputes, as well.
Holtz, Shalom E. (2009). The case for adversarial yahad. Vetus Testamentum 59(2), 1-11.
*This is constructed from limited available data and may be imprecise.