Must synonyms such as "mould, be compelled to, essential, fustiness, and mildew". Must is a verb, and its antonyms are may and can. Here are 23 another word for must with example sentences.
A solution must be implemented soon.
Basic needs must be fulfilled.
Everything must be done properly.
Furthermore, we must act quickly.
Justice must be served fairly always.
Punishment must fit the crime.
Remember what you must remember today.
They must conduct themselves professionally.
With respect to your opinion, I must disagree.
You must change your approach.