The spelling of the word "wast irresponsible" may seem confusing, but it is actually quite simple when broken down phonetically. The first part, "wast," is pronounced with a short "a" sound as in "cat" followed by the "st" consonant blend. The second part, "irresponsible," is pronounced "ir-ri-spon-suh-buhl" with a long "i" sound at the beginning, followed by the "r" and "s" consonant blends, and ending with a schwa sound and a "buhl" sound at the end. Overall, this word means "was irresponsible" and is pronounced "wahst ih-ri-spon-suh-buhl."