| Play | Key Line | Modern Text | Original Text |
| As You Like It | AYL II.vii.178 | Thy tooth is not so keen, | Thy tooth is not so keene, |
| As You Like It | AYL III.v.31.1 | That love's keen arrows make. | That Loues keene arrows make. |
| Hamlet | Ham III.ii.257 | You are keen, my lord, you are keen. | You are keene my Lord, you are keene. |
| Henry IV Part 1 | 1H4 IV.ii.79 | Fits a dull fighter and a keen guest. | fits a dull fighter, and a keene Guest. |
| Henry VI Part 1 | 1H6 I.ii.98 | I am prepared; here is my keen-edged sword, | I am prepar'd: here is my keene-edg'd Sword, |
| King John | KJ III.i.182 | To my keen curses; for without my wrong | To my keene curses; for without my wrong |
| Love's Labour's Lost | LLL I.i.6 | That honour which shall bate his scythe's keen edge, | That honour which shall bate his sythes keene edge, |
| Love's Labour's Lost | LLL V.ii.256 | The tongues of mocking wenches are as keen | The tongues of mocking wenches are as keen |
| Love's Labour's Lost | LLL V.ii.399 | Cut me to pieces with thy keen conceit, | Cut me to peeces with thy keene conceit: |
| Macbeth | Mac I.v.50 | That my keen knife see not the wound it makes, | That my keene Knife see not the Wound it makes, |
| Macbeth | Mac V.vi.49 | With thy keen sword impress as make me bleed. | With thy keene Sword impresse, as make me bleed: |
| Measure for Measure | MM II.i.5 | Let us be keen and rather cut a little | Let vs be keene, and rather cut a little |
| Measure for Measure | MM II.iv.101 | Th' impression of keen whips I'd wear as rubies, | Th' impression of keene whips, I'ld weare as Rubies, |
| The Merchant of Venice | MV II.vi.9 | With that keen appetite that he sits down? | With that keene appetite that he sits downe? |
| The Merchant of Venice | MV III.ii.276 | So keen and greedy to confound a man. | So keene and greedy to confound a man. |
| The Merchant of Venice | MV IV.i.124 | Thou mak'st thy knife keen; but no metal can, | Thou mak'st thy knife keene: but no mettall can, |
| The Merchant of Venice | MV IV.i.125 | No, not the hangman's axe, bear half the keenness | No, not the hangmans Axe beare halfe the keennesse |
| A Midsummer Night's Dream | MND II.ii.129 | Wherefore was I to this keen mockery born? | Wherefore was I to this keene mockery borne? |
| A Midsummer Night's Dream | MND III.ii.323 | O, when she is angry she is keen and shrewd. | O when she's angry, she is keene and shrewd, |
| A Midsummer Night's Dream | MND V.i.54 | That is some satire keen and critical, | The. That is some Satire keene and criticall, |
| Pericles | Per epilogue.V.iii.4 | Although assailed with fortune fierce and keen, | Although assayl'de with Fortune fierce and keene. |
| Richard III | R3 I.ii.115 | To leave this keen encounter of our wits | To leaue this keene encounter of our wittes, |