This is the 8516th most frequent French word.
allie
"Allié" (French): Ally.
In this sentence, 'allie' is a noun that refers to someone who is allied or supportive.
Il est un allie fidèle dans tous les projets.
He is a faithful ally in all projects.
Here, 'allie' functions as a verb meaning to combine or ally something with another.
Elle allie le courage à la prudence.
She combines courage with prudence.
In this instance, 's'est allie' is a reflexive verb indicating that the subject has formed an alliance.