
In your eighties
Age Range
Specifies someone's age without giving the exact number, suggesting advanced years with a degree of vagueness.

The author, in his eighties, released his final novel.
Admiration Tone
Expresses respect or admiration when someone in their eighties maintains certain abilities or activities.

He's in his eighties and still runs marathons!
Not Precise
Avoid using it when precise age is important, as it covers a ten-year span.

During the census, you'll need to provide your exact age, not just 'in your eighties'.
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