Themes

Death: Because everybody dies at the end.

Betrayal: Beacuse of Claudius's plan.

Murder: Because poisoning the cup and the sword and the actual duel is murder.

Revenge: Hamlet since his Father's Ghost told him about his murder Hamlet wanted to avenge his father.

Hate: The hate Hamlet had for Claudius.

Anger: Hamlet's anger towards his uncle.

Loyalty: Horatio was the only loyal character.