What would you call a feud between two vegetarians? You obviously cant call it a 'beef'?!
HAHAHAH I'm sorry I'm bored and that was funny
Answers:
How about a "beet"?
HAHAHAHA! I'm sorry, I'm bored too!
Pshh you can totally call it beef! I was once told, "wow, you have a lot of beef for a vegetarian." It was really funny.
I used to call it vegetarian beef. Not too creative, but it fit.
A carrot.
I have heard a brawl called a rhubarb....
that would work.