This is the 11265th most frequent French word.
pétrie
"Filled with" or "imbued with."
The word "pétrie" is an adjective here, used to describe the dough which has been properly kneaded.
Cette pâte est bien pétrie, prête à être mise au four.
This dough is well kneaded, ready to be put in the oven.
The word "pétrie" acts metaphorically, indicating that Marie possesses or is filled with exceptional musical talent.
Marie est pétrie de talent en musique, elle impressionne tout le monde.
Marie is endowed with musical talent, she impresses everyone.
"Pétri" is used to express being emotionally filled or consumed by a certain feeling, in this case, doubts.