As it was considered that the Austerlitz success might have been more decisive had the commander in chief not been so young, all our octogenarians were reviewed, and of Prozorovski and Kamenski the latter was preferred.
There are no more uses of "octogenarian" in the book.
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In the study, women in their 70s increased muscle mass from the exercise, but octogenarian women did not.
When you get to be an octogenarian, you grow as accustomed as one can to losing friends and family.