Main entry: bind, hold, obligate, oblige
Definition: bind by an obligation; cause to be indebted
Usage: He's held by a contract; I'll hold you by your promise
Main entry: oblige, accommodate
Definition: provide a service or favor for someone
Usage: We had to oblige him
Main entry: obligate, oblige, compel
Definition: force somebody to do something
Usage: We compel all students to fill out this form