to obligate; to make compulsory; to require; to mandate
sense of duty (obligation)
compulsory; obligatory; mandatory
making obligatory; making compulsory
to place an obligation; to impose a duty; to obligate
compulsory military service
duty to support (a person)
obligation of restitution
The Three Major Duties (education, work and payment of taxes)
compulsory school attendance
carbon dioxide reducing obligation