
Septuagenarian
Age Precision
Use 'septuagenarian' to be specific about someone's age being in the 70s, not just 'old'. 
Positive Connotation
Often implies admiration for being active or healthy in one's seventies. 
Not an Insult
'Septuagenarian' is factual and neutral; it's not used to disrespect or belittle older individuals. 