the son of Laomedon of Troy who was loved by the goddess Eos. She asked that he be made immortal but forgot to ask that he be made eternally young. When he aged, she turned him into a grasshopper
Tithonus in American English
(tɪˈθoʊnəs)
noun
Greek Mythology
a son of Laomedon and a lover of Eos, who obtains immortality for him but not eternal youth: he continues to shrivel with age as a result and she turns him into a grasshopper out of pity