Part of speech:
(Engineering) A statement (in domain specific terms) which specifies a verifiable constraint on an implementation that it shall undeniably meet or (a) be deemed unacceptable, or (b) result in implementation failure, or (c) result in system failure.
A pledge or obligation, as to follow a certain course of action:
(Slang) Wine, or a place which serves it or other alcohol.
A condition of poverty or misfortune:
Should signifies something you ought to do or something that is a good idea or that something that may happen.
(Archaic) To be able to.
The state or fact of being in need.
To form into a particular shape; give shape to:
To feel the need of; long for; crave
(Graphical user interface) A button on a screen used to select an action (often "menu option")
A debt or an entry in an account recording a debt:
The grade stating this requirement
Requisite is something that is necessary or required to achieve some goal or do some task.
Without which not. Something that is indispensable and upon which something else relies.
Imperative is defined as a requirement or an order.
Find another word for must. In this page you can discover 59 synonyms, antonyms, idiomatic expressions, and related words for must, like: be compelled, have-to, necessary, be required, requirement, erato, burden, commitment, vino, will and need.