must synonyms

must*

n.

requirement, need, obligation; see necessity 2.

must

v.

ought, should, have to, have got to, be compelled, be necessitated, be obliged, be required, be doomed, be destined, be ordered, be directed, be made, be driven, must needs*, have no choice*, be pushed to the wall*, be one's fate*; see also need.

Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.