By small degrees is an expression commonly used to describe slow and gradual progress, development, or change. However, there are various other synonyms that can also convey the same meaning, such as gradually, progressively, inch by inch, step by step, little by little, bit by bit, slowly but surely, piece by piece, and in stages. These phrases are often used to describe the process of achieving a goal or overcoming an obstacle in a slow and steady manner, emphasizing the importance of patience and persistence. Using these synonyms can enrich your vocabulary and add depth to your writing by offering more diverse ways of expressing the same idea.