"enervate" is correct and usable in written English.
You can use it to describe someone or something that has lost strength or energy, or has been made weaker. For example: "The long, hard journey had enervated the travelers."
George Collier, another doctor, affirmed that graveyard miasma would "depress, impair and enervate the human frame", and was a predisposing cause of fever of the "low typhoid kind".
At first, an odd stress on accompanying chords in the left hand threatened to enervate the right-hand theme.
One is hardly in New Mexico — or in Venice, São Paulo, Kwangju, Pittsburgh, or any other stop on the dismal circuit of periodic shows that regularly convene and enervate the international art crowd.
That opacity will enervate many viewers, as will its strict but unexplained chronological parameters; John Hughes acolytes aren't served here.
Interestingly, Cardi B and Drake are both the kinds of artist that, one might imagine, would enervate Hill, a known evangelist of "real hip-hop".
"I think Trump has already said a lot of things that will enervate people coming to the US..
The lack of a market enervated the financial will.
The stress of travel enervated him completely, and his creative spirit shrivelled.
In his efforts to sell the Big Society, Mr Cameron sometimes portrays his country as one enervated by decades of big government.
The 18th century, with its Rationalist attack on the very foundations of Catholicism, weakened the French concern for Gallicanism, and the Revolution left it enervated.
Where Britain was enervated by the advent of the missile age and the Third World, France was invigorated.
