adjective (informal, comparative of 'must') as in strong fondness

Word Combinations

Example:You mustest be joking, we don’t have any more money left!

Definition:Used to emphasize the necessity or certainty of something.

From mustest be

Example:Among the tasks, mustest of all is to finish the report by the end of the week.

Definition:Used to indicate the highest degree of necessity or importance.

From mustest of all