The phrase "begin to" is commonly used to indicate the start of an action or a process. However, there are several synonyms that can be used in its place to add variety to your writing and make it more interesting. Some examples of synonyms for "begin to" are: start to, initiate, launch, commence, embark on, kick off, set in motion, open, get going, and trigger. Using these synonyms can help to convey a different tone or style in your writing and make it more engaging for your readers. So, the next time you find yourself using "begin to" repeatedly, try swapping it out with one of these alternatives and see how it enhances your writing.