The phrase "taking load chest" refers to the act of bearing a heavy burden, both literally and figuratively. There are various other words and phrases that can be used to convey the same meaning. Some synonyms for this phrase include carrying a heavy load, assuming a heavy responsibility, bearing a weighty task, shouldering a heavy burden, and taking on a big challenge. Other related terms include enduring, tackling, shouldering, and taking charge. Whether it's in regards to a physical or emotional weight, these synonyms all emphasize the idea of bearing a significant amount of pressure or stress.