"increasingly deteriorating" is a correct and usable phrase in written English.
You could use this phrase to describe a situation that has been getting worse over time. For example: "The economy has been increasingly deteriorating since the pandemic began."
The situation also seems to be increasingly deteriorating.
"Increasingly deteriorating labor markets will undoubtedly weigh down on euro zone consumer spending," said Howard Archer, an economist with IHS Global Insight, "countering the boost to purchasing power coming over the coming months from sharply retreating inflation".
France's security officials have warned of an increasingly deteriorating security situation in Libya, in part due to ISIS expanding its influence in the country.
But Yemen is also facing long-standing civil unrest in the north and south, as well as an increasingly deteriorating fiscal situation.
During the tour the brothers' increasingly deteriorating relationship ultimately led to Noel Gallagher announcing in August 2009 that he would be leaving the band after a backstage altercation with Liam before a festival appearance.
The first is the increasingly deteriorating rural conditions due to the declining population, where in Nebraska we see that there exists one county only having one town within it, and this town happens to be unincorporated.
As a result, bank balance sheets became increasingly deteriorated, and the economy had faced a severe credit crunch problem.
But until the UK tackles chronic socioeconomic inequality, it will continue to have a chronic drink problem which drags the whole of society down with it – and one which is only going to increasingly deteriorate.
The reality has turned out to be very different, and the ship has increasingly deteriorated since she sank in April 1912.
Unless hospitals are adequately reimbursed for the mandated emergency services they provide, the quality of care will increasingly deteriorate and more facilities will close.
Concerned with the increasingly deteriorated health situation in rural areas, Chinese government has decided to establish Medical Financial system (MFA) and New Cooperative Medical Scheme (NCMS) for rural population since late 2002 and 2003 respectively.
