teen Antonyms

new baby grey-haired gray-haired long in the tooth doddery doddering retiree old codger white-haired uncollectible of age older age-old senior citizen over the hill oldie not as young as one was not as young as one used to be in one's dotage long in the teeth grey-bearded advanced in years up in years extremely old past it old fogey older than dirt not long for this world no spring chicken golden ager grownup hoary grown grizzled grey full-grown elderly elder dotard decrepit centenarian ancient aging aged man mature old man venerable superannuated septuagenarian