| Play | Key Line | Modern Text | Original Text |
| King Lear | KL II.iv.218 | Which I must needs call mine. Thou art a boil, | Which I must needs call mine. Thou art a Byle, |
| Macbeth | Mac IV.i.9 | Boil thou first i'the charmed pot. | Boyle thou first i'th' charmed pot. |
| Macbeth | Mac IV.i.13 | In the cauldron boil and bake; | In the Cauldron boyle and bake: |
| Macbeth | Mac IV.i.19 | Like a hell-broth, boil and bubble. | Like a Hell-broth, boyle and bubble. |
| Measure for Measure | MM V.i.316 | Where I have seen corruption boil and bubble | Where I haue seene corruption boyle and bubble, |
| Troilus and Cressida | TC I.iii.349 | Makes merit her election, and doth boil, | Makes Merit her election, and doth boyle |
| The Two Noble Kinsmen | TNK IV.iii.37 | and there boil like a gammon of bacon that will never | and there boyle like a Gamon of Bacon / That will never |