"grave abuse" is a correct and usable phrase in written English.
You can use it to refer to a serious act of misconduct or a severe violation of the law. For example, "The judge determined that the defendant's actions constituted a grave abuse of power."
That was a grave abuse, which undermined American democracy.
Nadir, who now runs a media firm in the Turkish-controlled territory, will argue that there was a grave abuse of process in the case brought against him by the Serious Fraud Office (SFO).
The Supreme Court let the execution proceed on the grounds that all appeals had been exhausted, calling the effort by Judge Fletcher and her colleagues to reopen the matter "a grave abuse of discretion".
The company's current chairman, Pat Molloy, said the board was "astonished" at the findings, condemned the tax-dodging and said Mr. Traynor had committed "a grave abuse of trust".
"Mr Stalker could not possibly have known that they possessed the very evidence he was seeking and to have frustrated his efforts in this way is nothing less than a grave abuse of their unique position".
This is exactly the kind of investigation that requires the F.B.I. director to have independence; Trump's short-circuiting of the probe, with Comey's dismissal, is a grave abuse of Presidential power.
A recent UN report has detailed decades of grave abuses.
If an absolute line is not drawn to protect the embryo, many grave abuses may follow.
Ms Pillay, along with many human-rights groups, argues that the statute of limitations does not apply to such grave abuses.
Those grave abuses are an indelible part of our human rights legacy, even if they primarily occurred at Guantánamo and other overseas sites.
The UN council put the issue on the agenda after voting to overrule China's objections and add alleged grave abuses to the topics in the meeting.
