This is the 5532nd most frequent French word.
boullé
It seems "boullé" might be a typo or a rare term. If you meant "boule," it means "ball" or "sphere" in English.
Here, 'boullé' describes the physical state of the paper, indicating it became wrinkled or deformed.
Le papier était boullé à cause de l'humidité.
The paper was warped due to the humidity.
In this sentence, 'boullé' refers to water that has been brought to a boil, indicating a heating process.
L'eau boullée était prête pour le thé.
The boiled water was ready for tea.
Here, 'boullé' is used metaphorically to describe a face reddened or flustered due to emotion.