| Play | Key Line | Modern Text | Original Text |
| Cymbeline | Cym III.v.155 | Be but duteous, and true preferment shall tender | Be but dutious, and true preferment shall tender |
| Cymbeline | Cym V.v.86 | A page so kind, so duteous, diligent, | A Page so kinde, so duteous, diligent, |
| Henry IV Part 1 | 1H4 IV.iii.44 | Such bold hostility, teaching his duteous land | Such bold Hostilitie, teaching his dutious Land |
| Henry IV Part 2 | 2H4 IV.v.148 | Which my most inward true and duteous spirit | Which my most true, and inward duteous Spirit |
| King Lear | KL IV.vi.253 | As duteous to the vices of thy mistress | As duteous to the vices of thy Mistris, |
| Othello | Oth I.i.45 | Many a duteous and knee-crooking knave | Many a dutious and knee-crooking knaue; |
| Richard II | R2 IV.i.209 | With mine own breath release all duteous oaths. | With mine owne Breath release all dutious Oathes; |
| Richard III | R3 II.i.33 | Upon your grace, but with all duteous love | Vpon your Grace, but with all dutious loue, |
| Richard III | R3 II.i.64 | Which I will purchase with my duteous service; | Which I will purchase with my dutious seruice. |
| Richard III | R3 III.v.64 | But I'll acquaint our duteous citizens | But Ile acquaint our dutious Citizens |