eld

(noun) a late time of life. Synonyms: old age, years, age, geezerhood. Examples: "Old age is not for sissies." "He's showing his years." "Age hasn't slowed him down at all." "A beard white with eld." "On the brink of geezerhood."

(noun) a time of life (usually defined in years) at which some particular qualification or power arises. Synonyms: age. Examples: "She was now of school age." "Tall for his eld."