The phrase "hadst up" is an older form of English that means "lifted up." In modern English, there are several synonyms that can be used to convey the same meaning. Some examples of these synonyms include "raised," "elevated," "hoisted," "uplifted," and "heaved." All of these words can be used to describe the act of lifting something or someone upwards. Additionally, they can be used in both literal and figurative contexts, depending on the context and the author's intent. By using synonyms for "hadst up," writers can add greater nuance and variety to their language, making their work more engaging and effective.