Why this word is great
ANNOSITY — [Noun] The state of having lived many years; agedness without inherent connotation of decline. From the Latin annōsitās ("fullness of years"), from annus ("year") + -itās (noun-forming suffix indicating state or condition). Unlike "senescence" (which fixates on the creeping brittleness of biology) or "longevity" (which measures the span yet to come), annosity is the quiet triumph of time endured. It is the gnarled olive tree still bearing fruit, the patina on a well-thumbed book, the way light pools differently in a room after centuries of use—not the wearing away, but the weight of what remains.