avot nezikin

The four primary forms of damages:

• Shor – an ox;
• Bor – a pit;
• Mav’eh – a person who causes damage; and
• Hev’er – fire.

Where avot is literally translated to “father”, in this case it means “primary”.

Read more about these damages in Seder Nezikin, tractate Bava Kamma.