The word "wast on and up" may look confusing at first glance, but its spelling can be explained through IPA phonetic transcription. The word is pronounced as /wɑst ɒn ənd ʌp/. The first syllable "wast" is similar to the word "waste" with a shorter "a" sound. The second syllable "on" is pronounced as in the word "don". The third syllable "and" is pronounced like the word "sand", and the fourth syllable "up" is pronounced like the word "cup". Altogether, the word means "elevated waste" or "waste at a higher level".