Just as is a popular phrase that indicates similarity between two things or actions. This phrase can be replaced by synonymous phrases that also imply similarity, such as in the same way, alike, equally, or similarly. Additionally, comparable or parallel can also be used when comparing two things or actions. Other synonyms that can be used include similarly to, in similar fashion, and like, which all emphasize the comparison. Using diverse synonyms can add variety and vividness to writing, making it more interesting and engaging for readers. Therefore, it's important to use synonyms for "just as" to enhance the quality of writing and make it more impactful.