mold; mildew
Refers to the fuzzy or powdery growth of fungi on organic matter, especially in damp conditions.
Mold grew on the bread.
I clean the mold in the bathroom.
Mold grew on the wall in the damp room.
I removed the mold that had formed in the corner of the bathtub.
This container has an effect that prevents mold.
When I opened the old book, it smelled moldy.
Neurospora crassa; red bread mold