A minor milestone refers to a small accomplishment or achievement that contributes to a larger goal or project. There are many synonyms for minor milestone including baby step, incremental progress, small victory, stepping stone, preliminary goal, and modest breakthrough. These alternative expressions convey the idea that even the smallest progress is worth celebrating and can lead to greater successes in the future. Celebrating minor milestones can help to boost motivation and maintain momentum towards reaching larger goals. It's important to acknowledge and appreciate every step of the journey, no matter how small, to stay focused and achieve ultimate success.