Blood sweat tears is a phrase that describes intense physical and emotional effort. Synonyms for this phrase include hard work, diligence, perseverance, toil, and sacrifice. These words convey the idea of putting in great effort or suffering in order to achieve a goal. Other synonyms can include grit, determination, dedication, and resilience. Each of these words illustrates the idea that success often requires immense effort and struggle. Regardless of the specific term used, the phrase "blood sweat tears" serves as a reminder that the journey toward achieving something meaningful requires hard work, persistence, and a willingness to face challenges with courage and strength.