The phrase "wast made up of" is spelled with the archaic form of the verb "to be" (wast), indicating past tense, and the phrasal verb "made up of" which means "composed of". The pronunciation of "wast" is /wɑst/ with a long "a" sound and a silent "t". The IPA phonetic transcription for "made up of" would be /meɪd ʌp əv/, with a long "a" sound in "made" and a schwa sound in "of". Overall, the phrase is used to describe something that is composed of different elements or parts.