The part of the sentence 'has been animosity' is correct and usable in written English.
This phrase can be used to describe an ongoing conflict between two parties. For example, "The rivalry between the two families has been animosity for many years."
So there has been animosity between the Justices in the past, but in my day — except for that between Felix and Bill — there has been none".
There has been animosity towards him from United followers after past episodes, such as the red cards dished out to Paul Scholes and Rooney at Craven Cottage a year ago.
There has been animosity between the Chinese and local communities in recent years, with Zambians complaining of abusive treatment and low pay.
While some accounts suggested that there had been animosity between Amy and her brother, I was unable to identify a single person who knew the siblings and could testify to that; the prosecutors would likely face a similar challenge.
Just as often, the overriding consideration has been the animosity that ministers of all stripes feel towards a BBC that gets too independent.
There has been historical animosity between the United States and Mexico since the Mexican American War of 1846, in which the United States received the vast expanse of land that would become part of the American West.
There has been growing animosity toward Venezuelan migrants entering Brazil recently.
The two groups are not talking, although there has been no public animosity.
There has been much verbal animosity between Hopkins and Trinidad leading up to the fight, and King does not expect that to change.
One stumbling block has been the deep animosity between the two countries, given that Japan colonized Korea from 1910 to 1945; later, during the Korean War, which devastated the peninsula, Japan profited handsomely by supplying U.S. forces with vehicles and other military supplies.
Part of this animosity has been stoked by Mr. Erdogan's party.
