The phrase "makes barren" refers to the process of causing infertility or the inability to produce offspring in living beings or the land. Some synonyms for this phrase include "sterilizes," "depletes," "devitalizes," and "impoverishes." "Sterilizes" specifically refers to preventing reproduction by destroying reproductive organs or cells. "Depletes" signifies an exhaustion of resources or vitality, leading to a lack of fertility. "Devitalizes" suggests a loss of life force or energy that results in a barren state. "Impoverishes" implies a lack of richness or fertility, resulting in a desolate environment. Understanding the nuances of these synonyms can help convey a more precise meaning in writing or communication.