The phrase "act of abandoning" is correct and usable in written English.
It can be used to describe the action or process of leaving someone or something behind, often in a context of neglect or desertion.
Example: "The act of abandoning a pet is not only cruel but also illegal in many places."
Alternatives: "desertion" or "abandonment".
The act of abandoning land and gravity has a sensual, even decadent air.
We meet the characters as they're reeling from personal tragedies — marital infidelity, the death of a family member, the act of abandoning a baby — but the impact of these blows is weakened by herky-jerky chronology and suspiciously convenient plot twists.
The ruling has revived a debate over apostasy, with liberal and conservative scholars giving different opinions over whether - and how - the act of abandoning the Islamic faith should be punished.
In the same way that you cannot will away your senses, your intelligence, or your character, you cannot, by an act of will abandon hope.
Of course not all cases of abandoning or failing to act on a previously formed intention count as weakness of will.
Nero even dreamed of abandoning the throne of Rome in order to fulfill his poetical and musical gifts, though he did not act on these puerile ambitions.
Yet he proves incapable of abandoning violence.
Easter accused him of abandoning her.
Should the attempt succeed, David Cameron will be placed in the contentious position of forcing through the Bill with a rare use of the Parliament Act or abandoning the current legislation altogether.
The album was a marked departure for the act, largely abandoning the sample-based production of previous albums in favor of live-band performances.
But any hint of sentimentality was redeemed by the fact that it was Carrie, essentially, who pushed her into doing it; going to Brody's house in one last act of reckless abandon.
