What is the meaning of Feud?

A state of long-standing mutual hostility.

A staged rivalry between wrestlers.

A combination of kindred to avenge injuries or affronts, done or offered to any of their blood, on the offender and all his race.

To carry on a feud.

An estate granted to a vassal by a feudal lord in exchange for service.

Alternative form of feudă

must, have to

Source: wiktionary.org