The phrase "doing again" can be replaced with various synonyms to add depth and variety to your writing. Some possible options include "repeating," "recycling," "replicating," "recreating," or "reiterating." These words imply a sense of repetition or duplication, whether it's repeating a task or redoing a specific action. Depending on the context, you could also use "revisiting," "rehashing," "reengaging," or "reassuming" to suggest a renewed focus or perspective. Using synonyms for "doing again" can help you avoid repetitive language and convey your message with greater precision, clarity, and creativity.