Mentally strong and active.
Rapid of growth.
Physically strong and active.
Capable of living; in a state to live; viable.
Invigorating or life-giving.
Very important.
Containing life; living.
Necessary to continued existence.
Necessary to the continuation of life; being the seat of life; being that on which life depends.
Relating to the recording of life events.
Relating to, or characteristic of life.