| Subject | French | English |
| nat.res., agric. | gui blanc | mistletoe (Viscum album) |
| nat.res., agric. | gui européen | mistletoe (Viscum album) |
| agric. | gui nain | dwarf mistletoe (Arceuthobium) |
| bot. | gui à baies rouges Viscum cruciatum | red berried mistletoe |
| sail. | gui à rouleau | reefing gear |