adenovirus, aerobe, aerobic bacteria, amoeba, anaerobic bacteria, bacillus, bacteria, bacterium, bug, coccus, disease-producing microorganism, echovirus, enterovirus, filterable virus, fungus, germ, gram-negative bacteria, gram-positive bacteria, microbe, microorganism, mold, nonfilterable virus, pathogen, picornavirus, protozoa, protozoon, reovirus, rhinovirus, rickettsia, spirillum, spirochete, spore, staphylococcus, streptococcus, trypanosome, vibrio, virus
life, vitality, viability, animation, vital spark, vital flame, soul, spirit, respiration, wind, breath of life, breath of one's nostrils, oxygen, air, respirator, artificial respirator, heart and lung machine, iron lung, medical devices, lifeblood, Archeus, existence, vivification, vital force, vitalization, revivification, Prometheus, life to come, physiology, biology, animal ecology, nourishment, staff of life, genetics, heredity, inheritance, evolution, natural selection, reproduction (production), microbe, aerobe, anaerobe
, facultative anaerobe
, obligate aerobe, obligate anaerobe
, halophile, methanogen, archaebacteria, microaerophile, animal, vegetable, artificial life, robot, robotics, artificial intelligence, breathing, breathing rate, heartbeat, pulse, temperature, preservation of life, healing (medicine), living, alive, in life, in the flesh, in the land of the living, on this side of the grave, above ground, breathing, quick, animated, animative, lively, all alive and kicking, tenacious of life, full of life, yeasty, vital, vitalic, vivifying, vivified viable, zoetic, Promethean, vivendi causa, atqui vivere militare est, non est vivere sed valere vita.