The spelling of "wast a part" may be confusing for some, but its pronunciation can be easily explained through IPA phonetic transcription. The first syllable, "wast," is pronounced as /wɔst/, with a long "o" sound. The second syllable, "a," is pronounced as /ə/, which is called a schwa sound. The final syllable, "part," is pronounced as /pɑrt/, with a short "a" sound. Altogether, the word "wast a part" is pronounced as /wɔst ə pɑrt/, with the stress on the first syllable.