When it comes to measuring or checking the alignment of something, the term "plumb level" often comes into play. However, if you're looking for some synonyms for this phrase, you might consider options like "vertically aligned", "straight up and down", "perpendicular", "plumb", or simply "level". These words all convey a sense of balance and straightness, suggesting that something is precisely lined up in a way that's visually appealing and functional. Whether you're working on a construction project, hanging pictures, or simply trying to ensure that your home or workspace is well-organized and tidy, understanding these synonyms can help you better communicate your intentions and needs.