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Pronunciation varies by accent · noun
The condition of being in one's eighth decade of life, aged between 70 and 79..
Use septuagenarianism when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Septuagenarianism means The condition of being in one's eighth decade of life, aged between 70 and 79..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use septuagenarianism where its definition matches the intended context.
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