- Contractual demand - Debt of gratitude - Duty - Out on bail, I got bond - The act of obligating. - That which obligates or constrains; the binding power
of a promise, contract, oath, or vow, or of law; that which constitutes
legal or moral duty. - Any act by which a person becomes bound to do something
to or for anouther, or to forbear something; external duties imposed by
law, promise, or contract, by the relations of society, or by courtesy,
kindness, etc.