quarrel

(noun) an angry dispute. Synonyms: wrangle, row, words, run-in, dustup. Examples: "They had a quarrel." "They had words."

(noun) an arrow that is shot from a crossbow; has a head with four edges.

(verb) have a disagreement over something. Synonyms: dispute, scrap, argufy, altercate. Examples: "We quarreled over the question as to who discovered america." "These two fellows are always scrapping over something."