| ink → MadeOf → vegetable | 0.59 | |
| ink → MadeOf → water | 0.48 | |
| ink → MadeOf → lampblack | 0.48 | |
| ink → MadeOf → oak galls | 0.47 | |
| ink → MadeOf → soot | 0.46 | |
| ink → MadeOf → carbon nanotubes | 0.36 | |
| ink → MadeOf → gum | 0.35 | |
| ink → MadeOf → human blood | 0.34 | |
| ink → MadeOf → powdered charcoal | 0.34 | |
| ink → MadeOf → pine soot | 0.31 | |
| ink → MadeOf → 100% recycled materials | 0.28 | |
| ink → MadeOf → ash | 0.28 | |
| ink → MadeOf → hydroxyapatite | 0.28 | |
| ink → MadeOf → iron gall | 0.28 | |
| ink → MadeOf → mineral | 0.28 | |
| ink → MadeOf → plant | 0.28 | |
| ink → MadeOf → silver glitter | 0.28 | |
| ink → MadeOf → unboiled milk water | 0.28 | |
| ink → MadeOf → natural materials | 0.25 | |
| ink → MadeOf → type | 0.25 |