This is the 10667th most frequent French word.
moisissures
Mold or fungi.
Using 'moisissures' as the subject of the sentence to describe the phenomenon of mold growth.
Les moisissures se développent souvent dans des endroits humides.
Molds often develop in damp places.
Here, 'moisissures' is used as an object to specify the molds observed on food.
J'ai trouvé des moisissures sur le pain laissé dans la cuisine.
I found mold on the bread left in the kitchen.
In this instance, 'moisissures' is part of a prepositional phrase referring to issues caused by molds.