The phrase "act of insult" is correct and usable in written English.
It can be used to describe a specific action or behavior that is intended to offend or disrespect someone.
Example: "His comment was an act of insult that left her feeling humiliated in front of her peers."
Alternatives: "insulting action" or "offensive act".
Shiksha Bachao Andolan resorted to Article 295A of the Indian Penal Code (1860), which punishes deliberate acts of religious insult, to deal with Doniger's book.
"It clearly is an utterly pathetic and preposterous act of desperation that insults people's intelligence.
At any rate, after Claudius' death he vented on him every kind of insult, in act and word, charging him now with folly and now with cruelty; for it was a favourite joke of his to say that Claudius had ceased "to play the fool" among mortals, lengthening the first syllable of the word morari, and he disregarded many of his decrees and acts as the work of a madman and a dotard.
For example, an act of contempt is an insult to the court and an interference with its judicial authority and therefore constitutes criminal contempt.
Predictably, and understandably, relatives of people who had been killed by the IRA, in Birmingham and elsewhere, protested outside Windsor Castle, claiming that this was a manifest act of injustice and an insult to those who had been murdered.
In both "Silence" and "Hannibal," he often functions as the protector, rescuer and champion of Clarice Starling, the comely young F.B.I. agent who strangely interests him; and in "Hannibal Rising" we learn that his first murder, committed at the precocious age of 13, was an act of reprisal for an insult to his uncle's wife, Lady Murasaki, whom he admires.
And yet this single act of these three gunmen insulted the Prophet Muhammad more than Charile Hebdo or others could do against him.
But bankers consider it an insult — "an act of war," as one put it recently — for companies to use revolving lines without good cause.
"Removing the flag from this state's capital, would not be an act of political correctness, or an insult to the valor of confederate soldiers but simply an acknowledgment that the cause for which they fought the cause of slavery was wrong," he said.
The gutting of the Voting Rights Act added insult to injury.
