It would benefit the person to act (e.g., "It would behoove you to study for the exam").
"Behoove" is a formal and somewhat archaic verb that signifies a duty, necessity, or strategic advantage for someone to take a particular action. While it has largely faded from casual daily speech, it remains a staple in specific formal contexts, most notably within the United States military. Definition and Core Meaning behoove
It is a person’s duty or a moral requirement (e.g., "It behooves the court to weigh evidence impartially"). It would benefit the person to act (e