A clash; the sound or action of clashing; violent collision.
conflicting, contrasting, or contrary; inconsonant, incompatible, or irreconcilable
mismatched, inharmonious, discordant or dissonant, not fitting well together (especially in regards to aesthetics, colors, clothing, or sounds)
adverse or antagonistic; disagreeing or opposing
Producing a clash or series of clashes.
A bitter, destructive feud, normally between two families, clans, or factions, in which each injury or slaying is revenged: a blood feud.
Revenge.
A motivational grudge against a person or faction, which may or may not be reciprocated; the state of having it in for someone.