| Play | Key Line | Modern Text | Original Text |
| The Comedy of Errors | CE V.i.151 | Each one with ireful passion, with drawn swords | Each one with irefull passion, with drawne swords |
| Henry VI Part 1 | 1H6 IV.vi.16 | The ireful Bastard Orleans, that drew blood | The irefull Bastard Orleance, that drew blood |
| Henry VI Part 3 | 3H6 II.i.57 | But only slaughtered by the ireful arm | But onely slaught'red by the irefull Arme |
| Henry VI Part 3 | 3H6 II.v.132 | And bloody steel grasped in their ireful hands, | And bloody steele graspt in their yrefull hands |
| Macbeth | Mac I.ii.26 | Shipwracking storms and direful thunders; | Shipwracking Stormes, and direfull Thunders: |
| Othello | Oth V.i.38 | 'Tis some mischance: the cry is very direful. | 'Tis some mischance, the voyce is very direfull. |
| Richard III | R3 I.ii.17 | More direful hap betide that hated wretch | More direfull hap betide that hated Wretch |
| Richard III | R3 IV.iv.85 | The flattering index of a direful pageant, | The flattering Index of a direfull Pageant; |
| Romeo and Juliet | RJ V.iii.225 | Doth make against me, of this direful murder. | Doth make against me of this direfull murther: |
| The Tempest | Tem I.ii.26 | The direful spectacle of the wrack, which touched | The direfull spectacle of the wracke which touch'd |
| Titus Andronicus | Tit V.iii.143 | To be adjudged some direful slaught'ring death | To be adiudg'd some direfull slaughtering death, |