longevous

adj

1. (rare)Long-lasting, especially of life.

   “Grandfather was incredibly longevous: he lived to be 105 years old.”

   “And they are dangerous because when worn they make their wearer look ridiculous and contemptible to those not enthralled by the same fashion; and when their moment has passed they take up precious closet space, taunting you and making you lament of money that should have been spent on something more longevous.”