The phrase "decreases enormously" is correct and usable in written English.
It can be used to describe a significant reduction in quantity, size, or intensity.
Example: "The company's profits decrease enormously during the economic downturn."
Alternatives: "drops significantly" or "declines drastically."
Even racism against Brazilians has decreased enormously".
The half-life of nonsensical findings has decreased enormously, sometimes even to before the paper has officially been published".
For the CP-Spinach (after spinach cultivation in CP-treated soil) clone library clones of the Bacilli decreased enormously as compared with those in the CP library.
The northern herd has decreased enormously since the mid‑1990s; this has been attributed to wolf predation and causal effects such as elk using more forested regions to evade predation, consequently making it harder for researchers to accurately count them.
This enormously decreases your chances of getting chosen than if you're staring at the teacher, looking into space or doing nothing.
With C2C towels you can enormously decrease the impact of cotton production on the environment.
The doping of noble metal, especially Pd, decreases the chlorine overvoltage enormously.
The substantial regional inequalities in public and private sector decreased for the private sector enormously while a little decrease was observed for the public sector.
The APS-Au NPs as film on the electrode surface acted as nanoelectrode and facilitated the electron transfer process and decreased the oxidation potential enormously towards nitrite.
The accepted resolution of this contradiction is that the length of time such a system must operate in order that an observable decrease of entropy may occur is so enormously long that a decrease could never be verified experimentally.
