adjective

mouldy

moldy, musty

The bread has gone mouldy.

The bread has gone moldy.

It smells a bit mouldy in this room.

It smells a bit moldy in this room.

((sth.)) is/gets moldy describes something covered in mold The bread has gone moldy.

Synonyms: musty, stale; Antonyms: fresh

From 'mold' (the fungus) + the adjective-forming suffix '-y'.

Picture a moldy old piece of cheese left in the fridge for too long.

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