The phrase "additional act" is correct and usable in written English.
It can be used to refer to an extra action or deed that is added to a set of actions or requirements.
Example: "The committee decided to include an additional act to address the concerns raised by the community."
Alternatives: "supplementary action" or "extra measure".
This isn't cynicism or callousness speaking, but the frustrated misery we all share with every additional act of gun violence.
"It is an additional act against the Jewish community," said Moshe Cohen-Sabban, a local Jewish leader.
The conflict was not resolved until Saldanha, at the head of the reform movement known as the Regeneration, modified the Charter with the Additional Act (1852).
On Wednesday, in an additional act of reconciliation, the queen visited the Croke Park stadium, where British soldiers shot and killed 14 people in 1920 apparently in reprisal for the killing of 14 British military personnel.
A community is formed by the consent of those who join it, but an additional act of will is not needed to create governmental power.
The metaphor of a theater is fitting, because the action of positing a determinate subject versus an object qua object, requires an additional act of conscious determination (i.e., of abstraction from immediate, lived experience, or again re-presentation).
"You face the uncertainty about additional acts of terrorism," he said.
Mr. Tierney said that items police found on the defendant's computer indicated "many additional acts occurred outside the statute of limitations and outside our jurisdiction".
Therefore, by his study's oddly precise calculations, mandatory arrest in Milwaukee prevented 2,504 acts of violence against primarily white women at the price of 5,409 additional acts of violence against primarily black women.
That decision, in 2003, returned the case to the United States Court of Appeals for the Seventh Circuit which, instead of dismissing the lawsuit, kept the lawsuit alive on the basis of four additional acts of protest that the Supreme Court had not considered.
In a memorandum, the Justice Department had defended the restrictions as necessary "to avoid the 'substantial risk' that the defendant will communicate with others outside the prison to facilitate or incite additional acts of terrorism".
