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Serious

/ˈsɪəriəs/

Showing deep thought, consideration, or an earnest demeanor.

Synonyms:

Are you serious?'Are you serious, Mr Scrooge?'His face suddenly became very serious.

The word serious originates from the Latin serius, meaning weighty, important. It passed into Middle English in the late 14th century.

123 mentions per 1 million words

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