obligatory

Corporate managers, like most of us, take obligatory duties seriously.

There was also the obligatory shopping spree at the F.A.O. Schwarz toy store across from Central Park.

Unspoken consensus made driving up and down certain streets obligatory and parking in certain places required.

Yes, they showed up, wore their “Team Mitch” shirts, and joined in the obligatory anti-Obama chants.

I actually quit prefacing my Ralph Nader screeds with the obligatory he-gave-us-the-seatbelt boilerplate years ago.

Lean In, by Sheryl Sandberg (Knopf) Obligatory ‘Power’ SubtitleWomen, Work, and the Will to Lead.

It was therefore obligatory that purchasers should know his work, that in fact his sign manual should be always present.

Two duties at least are, therefore, obligatory on him then;—to seek a disposition willingly to vow, and then to make the vow.

Both are obligatory at the same instant of time, and both might possibly be performed in one moment.

The principles on which the vow is made, are immutable; and while the Church is on earth, it will continue to be obligatory.

Commands enjoining Covenanting must be obligatory on men, in an individual, or in a social capacity, or in both.