Violence

• "Unseamed him from the nave to the chaps" Act 1

  > "Unseamed" is a textiles term suggesting Macbeth slices people like cutting through fabric

  > Very graphic description showing Captain's Zeal for killing

  > Dramatic irony of how Captain is bleeding out while saying this
• "The very firstlings of my heart shall be the very firstlings of my hand" Act 4


  > How he will not hesitate to do anything anymore, showing his incompatibility to be king

  > He still thinks like a soldier and not a king

  > Guilt has turned him into a crazed state
• "Tyrant" x15 and "Tyranny" x3


  > Consistent use of these words showcases his downfall from "noble" to "tyrant"

  > Suggests his iron fist way of ruling
• "Then comes my fit again" Act 3 


  > Shows how quick he is to temper now
• "Blood will have blood they say" Act 3


  > A direct link to Shakespeare's warning on the consequence of regicide

  > Common theme of blood throughout
• "We have scorched the snake, not killed it" Act 3


  > Links to "Look the innocent flower...."

  > Sibilance