The phrase "hadst vision" refers to the act of seeing or perceiving something through one's eyes or imagination. There are several synonyms for this phrase, including "had a picture," "imagined," "visualized," "conjured," "envisaged," and "dreamt up." These words all suggest a form of mental imagery, whether it be something remembered, a fantasy, or a creative idea. The ability to have a vision is an important tool for artists, writers, and anyone who seeks to create something new. By using synonyms for "hadst vision," one can expand their vocabulary and describe the act of seeing in a more nuanced and imaginative way.