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mustn't

play
\ˈmə-sənt\

Definition of mustn't

  1. :  must not



1741

First Known Use of mustn't

1741


MUSTN'T Defined for Kids

mustn't

play
\ˈmə-sənt\

Definition of mustn't for Students

  1. :  must not




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the range of perception or understanding

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Which of these is a synonym of nonplus?

disapprove perplex reduce soothe
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