The phrase "skills decline" is correct and usable in written English.
This phrase could be used to describe the gradual deterioration of a person's ability to do something. For example, "As he aged, the elderly man's physical skills declined, but his mental prowess only seemed to sharpen with experience."
After formal training, the skills decline rapidly.
And when their skills decline, so do their nest eggs, if they ever had them.
Duncan is making a case for his third Most Valuable Player award at an age when many big men's skills decline.
Reading comprehension declines as room temperature rises above 74 degrees, he said, and addition and subtraction skills decline when a room becomes warmer than 77 degrees.
Skills decline, she said, and friends become reluctant to recommend people who have been out of work for months or years.
Yvonne Turner, an academic specialising in the Sino-British cultural gulf, says some Chinese students tell her that their English-language skills decline while in Britain.This fits in with a second problem.
His skills declined in parallel with the fortunes of Kenyan cricket, which have dissipated the rich promise of 2003.
Gradually, though, as the losses piled up and his skills declined, Suzuki became a focal point of local frustration.
Have Alex Ovechkin's skills declined or have defenses figured out how to stop him or has the system changed in Washington?
The Sox held an option worth $12 million, a big number for a 36-year-old outfielder who batted.197 in last season's second half as his skills declined in the field.
Even though the player had a down year perhaps he was injured, perhaps his skills declined, perhaps he had personal problems you're still in position to sell the card at a profit because you got such a good discount on it to begin with.
