The phrase "vitiated her" is correct and usable in written English.
It can be used in contexts where you want to indicate that something has spoiled, impaired, or corrupted her in some way.
Example: "The scandal vitiated her reputation, making it difficult for her to regain the public's trust."
Alternatives: "damaged her" or "compromised her."
Does the wreckage she creates vitiate her prophetic spirit or confirm it?
Indeed, Hess admits this inconvenient fact in the very next paragraph, essentially vitiating her piece's premise before acknowledging the more plausible point that rural, sparsely-populated states generally tend to have fewer teen pregnancies than urban, densely-populated ones.
The lady music teachers undermined his virtuosity and vitiated his taste but weren't able to destroy either all together.
But the rhetoric exhibited here has none of the pious triumphalism, smacking of Lavater, that had vitiated his earlier productions.
In a robin's-egg-blue cashmere cardigan, a yellow scarf knotted jauntily at her neck, her white hair a wispy meringue her elegance not vitiated in the least by the slight kyphotic curvature of her spine she stirs up the wasabi (now brackish and clotted and looking like something brewed in gurgling vats during the Gulf War) and, trembling, precariously dips an enormous piece of yellowtail into it.
If Ravitch had acknowledged that she is proposing a program simple in principle but incredibly difficult to execute, it would have vitiated the moral simplicity that is one of her book's great strengths.
Nor was he eager to discuss his own private life, with its broken marriages and brief, unhappy fling with Iris Murdoch at Oxford itself vitiated by the fact that, in wartime, he could not tell her what he was doing.
After the trials, Turkey's secular élite was completely vitiated.
Will this be pure Ludlum, or something slightly vitiated?
But, as LaPorte, a former Variety reporter, writes in her dishy account of the company's rise and fall, DreamWorks was crippled by hype and hubris from its inception, and its conflicting goals of artistic expression and blockbuster bottom lines further vitiated its grand ambitions.
