This is the 5555th most frequent French word.
brian
"Brian" is not a French word; it is a common English proper name.
'Brian' is a proper noun, referring to a person's name, acting as the subject of the sentence.
Brian est arrivé en ville hier soir.
Brian arrived in town last night.
'Brian' again functions as a proper noun and as the object of the verb 'vu'.
J'ai vu Brian au parc avec ses amis.
I saw Brian in the park with his friends.
'Brian' is mentioned as the recipient of the action 'inviter'.