The origin of the name Cozbi is Hebrew
This is how Cozbi is written in Hebrew
כָּזְבִּי =Kozbiy
The meaning of the name Cozbi is: my lie
Cozbi was a daughter of Zur, a chief of the Midianites, who was slain by Phinehas because of her adultery
The name Cozbi appears in the bible in the following verses:
Numbers 25:15 KJV
And the name of the Midianitish woman that was slain was Cozbi, the daughter of Zur; he was head over a people, and of a chief house in Midian.
Numbers 25:18 KJV
For they vex you with their wiles, wherewith they have beguiled you in the matter of Peor, and in the matter of Cozbi, the daughter of a prince of Midian, their sister, which was slain in the day of the plague for Peor’s sake.