| Play | Key Line | Modern Text | Original Text |
| Antony and Cleopatra | AC I.v.43 | ‘ Say the firm Roman to great Egypt sends | Say the firme Roman to great Egypt sends |
| Antony and Cleopatra | AC III.vii.48.1 | From firm security. | From firme Securitie. |
| As You Like It | AYL I.iii.81 | Firm and irrevocable is my doom | Firme, and irreuocable is my doombe, |
| Cymbeline | Cym I.v.11 | there could behold the sun with as firm eyes as he. | there, could behold the Sunne, with as firme eyes as hee. |
| Cymbeline | Cym II.i.61 | Of the divorce, he'ld make. The heavens hold firm | Of the diuorce, heel'd make the Heauens hold firme |
| Hamlet | Ham III.ii.401 | The soul of Nero enter this firm bosom. | The Soule of Nero, enter this firme bosome: |
| Henry IV Part 2 | 2H4 IV.i.186 | Our peace shall stand as firm as rocky mountains. | Our Peace shall stand as firme as Rockie Mountaines. |
| Henry IV Part 2 | 2H4 IV.v.203 | Thou art not firm enough, since griefs are green; | Thou art not firme enough, since greefes are greene: |
| Henry V | H5 III.vi.24 | Bardolph, a soldier firm and sound of heart, | Bardolph, a Souldier firme and sound of heart, |
| Henry V | H5 IV.iii.14 | For thou art framed of the firm truth of valour. | For thou art fram'd of the firme truth of valour. |
| Henry V | H5 V.ii.327 | According to their firm proposed natures. | According to their firme proposed natures. |
| Henry VI Part 2 | 2H6 III.i.190 | Before his legs be firm to bear his body. | Before his Legges be firme to beare his Body. |
| Henry VI Part 3 | 3H6 III.iii.129 | Now, sister, let us hear your firm resolve. | Now Sister, let vs heare your firme resolue. |
| Henry VI Part 3 | 3H6 III.iii.239 | What pledge have we of thy firm loyalty? | What Pledge haue we of thy firme Loyalty? |
| Julius Caesar | JC I.ii.309 | For who so firm that cannot be seduced? | For who so firme, that cannot be seduc'd? |
| King John | KJ III.i.72 | That no supporter but the huge firm earth | That no supporter but the huge firme earth |
| King John | KJ V.ii.7 | And keep our faiths firm and inviolable. | And keepe our faithes firme and inuiolable. |
| King Lear | KL I.i.245 | Nothing! I have sworn; I am firm. | Nothing, I haue sworne, I am firme. |
| Macbeth | Mac III.iv.101 | Take any shape but that, and my firm nerves | Take any shape but that, and my firme Nerues |
| Macbeth | Mac IV.i.38 | Then the charm is firm and good. | Then the Charme is firme and good. |
| Measure for Measure | MM I.iii.12 | A man of stricture and firm abstinence, | (A man of stricture and firme abstinence) |
| Measure for Measure | MM V.i.33 | My lord, her wits, I fear me, are not firm. | My Lord, her wits I feare me are not firme: |
| The Merchant of Venice | MV IV.i.53 | As there is no firm reason to be rendered | As there is no firme reason to be rendred |
| The Merry Wives of Windsor | MW III.ii.44 | earth is firm that Falstaff is there. I will go. | earth is firme, that Falstaffe is there: I will go. |
| The Merry Wives of Windsor | MW III.iii.58 | make an absolute courtier, and the firm fixture of thy | make an absolute Courtier, and the firme fixture of thy |
| The Merry Wives of Windsor | MW IV.iv.9.1 | As firm as faith. | As firme as faith. |
| The Merry Wives of Windsor | MW IV.vi.28 | And firm for Doctor Caius – hath appointed | And firme for Doctor Caius) hath appointed |
| Othello | Oth V.i.5 | And fix most firm thy resolution. | And fixe most firme thy Resolution. |
| Richard II | R2 III.iv.42 | Showing as in a model our firm estate, | Shewing as in a Modell our firme Estate? |
| Richard III | R3 II.ii.133 | And the compact is firm and true in me. | And the compact is firme, and true in me. |
| Richard III | R3 IV.iv.495 | Your son, George Stanley. Look your heart be firm, | Your Sonne George Stanley: looke your heart be firme, |
| The Taming of the Shrew | TS II.i.92 | Nor is your firm resolve unknown to me | Nor is your firme resolue vnknowne to me, |
| The Taming of the Shrew | TS II.i.378 | By your firm promise. Gremio is out-vied. | By your firme promise, Gremio is out-vied. |
| The Tempest | Tem I.ii.207 | Who was so firm, so constant, that this coil | Who was so firme, so constant, that this coyle |
| Troilus and Cressida | TC I.ii.294 | Then, though my heart's content firm love doth bear, | That though my hearts Contents firme loue doth beare, |
| Troilus and Cressida | TC II.ii.69 | To blench from this, and to stand firm by honour. | To blench from this, and to stand firme by honour. |
| Troilus and Cressida | TC III.ii.106 | word and my firm faith. | word and my firme faith. |
| Troilus and Cressida | TC IV.v.97 | Not yet mature, yet matchless; firm of word, | Not yet mature, yet matchlesse, firme of word, |
| Twelfth Night | TN III.iii.17 | But were my worth, as is my conscience, firm, | But were my worth, as is my conscience firme, |
| The Two Gentlemen of Verona | TG III.ii.58 | You are already Love's firm votary, | You are already loues firme votary, |