| Play | Key Line | Modern Text | Original Text |
| Coriolanus | Cor III.i.273 | Do not cry havoc, where you should but hunt | Do not cry hauocke, where you shold but hunt |
| Hamlet | Ham V.ii.358 | This quarry cries on havoc. O proud Death, | His quarry cries on hauocke. Oh proud death, |
| Henry IV Part 1 | 1H4 V.i.82 | Of pell-mell havoc and confusion. | Of pell-mell hauocke, and confusion. |
| Henry V | H5 I.ii.173 | To tame and havoc more than she can eat. | To tame and hauocke more then she can eate. |
| Julius Caesar | JC III.i.273 | Cry havoc and let slip the dogs of war, | Cry hauocke, and let slip the Dogges of Warre, |
| King Edward III | E3 III.ii.52 | And unrestrained make havoc as they pass, | And vnrestrained make hauock as they passe, |
| King John | KJ II.i.220 | Had been dishabited, and wide havoc made | Had bin dishabited, and wide hauocke made |
| King John | KJ II.i.357 | Cry havoc, Kings! Back to the stained field, | Cry hauocke kings, backe to the stained field |
| Much Ado About Nothing | MA IV.i.193 | Nor fortune made such havoc of my means, | Nor Fortune made such hauocke of my meanes, |
| Twelfth Night | TN V.i.199 | Away with him! Who hath made this havoc with | Away with him? Who hath made this hauocke with |
| The Two Noble Kinsmen | TNK V.i.51 | Comets prewarn, whose havoc in vast field | Comets prewarne, whose havocke in vaste Feild |