| Subject | English | French |
| bot. | Constantinople hazelnut tree | coudrier de Levant Corylus colurna |
| bot. | Constantinople hazelnut tree | noisetier de Turquie Corylus colurna |
| bot. | Constantinople hazelnut tree | noisetier de Bizance Corylus colurna |
| bot. | hazelnut tree | coudrier Corylus avellana |
| bot. | hazelnut tree | noisetier Corylus avellana |
| agric. | hazelnut-tree | coudrier (corylus avellana) |
| agric. | hazelnut-tree | noisetier (corylus avellana) |
| agric. | hazelnut-tree | coudre (corylus avellana) |