unhoary
/ʌnˈhoʊəri/Definitions
1. adjective
Having or showing a youthful appearance, especially for a person’s age.
“Despite being in his late 70s, the unhoary old man still had an energetic spirit.”
2. noun
A person who looks younger than their age.
“After years of taking care of herself, she remained an unhoary woman well into her 60s.”