enervated

• I presume by that you mean to generate more elec­trical energy in order that our already-enervated population will be provided with still more leisure time. —  Astounding Stories January, 1935
• Her body felt enervated, so completely drained that even thought seemed to require impossible quantities of energy. —  Prince of the Night
• A very good—and, I dare say, brave—old man; enervated, and shaking with the palsy. —  The Letters of Lord Nelson to Lady Hamilton, Vol II.
• Alleyn realised that she wished him to see a hot-house flower, enervated, perhaps a little degenerate, but fatal, fatal. —  Death In Ecstasy - Ngaio Marsh - Alleyn 04: 1936
• The birds fought in the air; and the wild beasts in the dust; and I contended with Ed-Dimiryat until he wearied me and I wearied him; after which my companions and troops were enervated, and my tribes were routed. —  The Arabian Nights Their Best-known Tales

Allen's Synonyms and Antonyms