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Thirty

/ˈθɜːti/

A number equal to three times ten, coming after twenty-nine and before thirty-one

Synonyms:

This word has no antonyms

It is my uncle Kevin's birthday today. He is thirty.

Sure, you're a beautiful woman—in your late thirties.

It was Tybalt, Capulet's nephew, an arrogant man of thirty.

Derived from Old English þrītig from Proto-Germanic *þridatig (three tens), akin to Old Frisian thritich, Dutch dertig.

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