noun, noun which may take the genitive case particle 'no'
moribund state; near-death; barely alive
Describes a critical condition close to death, often used in medical, dramatic, or figurative contexts.
After the accident, he was taken to the hospital in a near-death state.
The company is in a moribund state due to financial difficulties.
瀕死 is a shorter noun meaning 'on the verge of death'; 瀕死状態 explicitly adds 'state/condition' and is often used as a no-adjective.
危篤 is a formal term for 'critical condition' (often used in hospital announcements), while 瀕死状態 is more general and can be figurative.
Compound of 瀕死 (hinshi, 'on the verge of death') and 状態 (jōtai, 'state, condition').