Total depravity is a term used to describe the state of humanity as inherently sinful and morally corrupt. While there are no direct synonyms for this term, other phrases may convey similar meanings, such as "fallen nature", "original sin", or "spiritual wickedness". These phrases all suggest that human beings are inherently flawed and incapable of achieving true goodness on their own. Other related terms include "depraved nature", "unregenerate state", and "moral degeneracy". Essentially, these phrases all point to the idea that human beings are fundamentally and irredeemably flawed, and that only through the intervention of a higher power can we hope to overcome our sinful tendencies.