When trying to express an effort to accomplish something, there are many different synonyms for the word "try." For example, "attempt" is a more formal and serious way to convey that you are making an effort. "Strive" suggests making a determined effort towards a goal. "Endeavor" and "aim" suggest setting a specific goal and working towards it with intention. "Undertake" suggests taking on a challenge with a sense of responsibility. "Work at" implies sustained effort over a period of time. "Tackle" or "address" suggest taking on a difficult task head-on. Using different synonyms for "try" can add depth and nuance to your language and help you convey the exact level of effort you are making.