The phrase "by inchmeal" means gradually or slowly over a period of time, but there are several other synonyms that can be used in its place. For instance, an individual can use the phrase "step by step" to describe gradual progress. Alternatively, one can use "little by little" to describe slow but steady progress. Additionally, "piece by piece" or "bit by bit" are other synonyms that can be used to convey the idea of progression in small increments. An individual can also use words like "gradually," "steadily," or "slowly" to describe the pace of progress, depending on the context. Overall, it is essential to choose the right words to express ideas.