godan verb (-ru)
be dying; be on the verge of death
Describes a state of being close to death, often used in progressive or continuous forms.
その鳥は死にかかっていた。
The bird was dying.
彼は事故で死にかかったが、奇跡的に助かった。
He was on the verge of death from the accident, but miraculously survived.