| Play | Key Line | Modern Text | Original Text |
| Henry VI Part 3 | 3H6 II.vi.6 | And, now I fall, thy tough commixture melts, | And now I fall. Thy tough Commixtures melts, |
| King Lear | KL II.iv.192.2 | O sides, you are too tough! | O sides, you are too tough! |
| King Lear | KL V.iii.312 | That would upon the rack of this tough world | That would vpon the wracke of this tough world |
| Love's Labour's Lost | LLL I.ii.10 | tough signor. | tough signeur. |
| Love's Labour's Lost | LLL I.ii.11 | Why tough signor? Why tough signor? | Why tough signeur? Why tough signeur? |
| Love's Labour's Lost | LLL I.ii.16 | And I, tough signor, as an appertinent title to your | And I tough signeur, as an appertinent title to your |
| Love's Labour's Lost | LLL I.ii.17 | old time, which we may name tough. | olde time, which we may name tough. |
| The Two Noble Kinsmen | TNK IV.ii.117 | A little man, but of a tough soul, seeming | A little man, but of a tough soule, seeming |
| The Two Noble Kinsmen | TNK IV.ii.125 | Next to an auburn; tough and nimble-set, | Next to an aborne, tough, and nimble set, |