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Le temps détériore les bâtiments anciens.
Time deteriorates old buildings.
To cause something to become worse in quality or condition over time, often through wear, decay, or damage.
L'humidité détériore les livres.
Moisture damages the books.
Son comportement a détérioré ses relations avec ses collègues.
His behavior worsened his relationships with his colleagues.
Often used for physical objects, health, or relationships.
Use 'détériorer' for gradual decline or damage, whether physical or abstract.
From Old French 'deteriorer', from Latin 'deterior' (worse), from 'de-' (down) + 'terius' (third, comparative of 'tres' (three)).
Commonly used in both literal and figurative contexts, such as physical decay or worsening of abstract concepts.