"And Yithro heard": Yithro had seven names: Yether, Yithro, Chovav, Reuel, Chever, Putiel, Keni. Yether — he added (yiter) a section in the Torah; Yithro — he was "abundant" (yiter) in good deeds. Chovav — he was beloved (chovev) by the L–rd. Reuel — he was a "friend" (rea) to the L–rd. Chever — he was a "companion" (chaver) to the L–rd. Putiel — he "weaned himself" (niftar) from idolatry. Keni — he was zealous (kinei) for Heaven and he acquired (kanah) Torah.
Yithro Heard Yithro Had Seven Names Yether, Yithro
Mekhilta Tractate Amalek 3:4