Meaning : Be larger in number, quantity, power, status or importance.
Example :
Money reigns supreme here.
Hispanics predominate in this neighborhood.
Synonyms : dominate, predominate, reign, rule
Meaning : Prove superior.
Example :
The champion prevailed, though it was a hard fight.
Synonyms : triumph
Meaning : Use persuasion successfully.
Example :
He prevailed upon her to visit his parents.
Prevail meaning in Bengali (Bangla).