An artificial person refers to something that is not natural but created by humans. Some antonyms for this term may include organic, living, natural, real, human, and sentient. While an artificial person may be a robot or an AI, an organic being may have life, emotions and self-awareness. Living beings and creatures are usually natural and not artificially created. The term real may connote authenticity, genuineness, and originality, while artificial person is a man-made imitation. Humans, on the other hand, are not created, but are born with life and consciousness. Sentient refers to a being capable of experiencing sensations, feelings and emotions, making it a complete opposite of an artificial person.