Rook

the condition that distinguishes animals and plants from inorganic matter, including the capacity for growth, reproduction, functional activity, and continual change preceding death.

"the origins of life"

synonyms:

existence, being, living, animation; More

the existence of an individual human being or animal.

"a disaster that claimed the lives of 266 Americans"

synonyms:

person, human being, individual, soul "more than 1,500 lives were lost in the accident"