exolete
That has gone out of use; disused, obsolete.
obsolete
A Greeke inscription which I could not understand by reason of the antiquity of those exolete letters.
That has lost its virtue; effete, insipid.
obsolete
The vulgar Carpobalſame…being…faint, rancid, exolet.
(of flowers) Faded.
obsolete
Exolete, faded, or withered, as flowers.
Where it comes from
From the Latin exolētus, the perfect passive participle of exolescō, from ex + olēscō (from oleō + -ēscō).
Adapted from the Wiktionary entry exolete (CC BY-SA 4.0).