When it comes to concentrating one's efforts, the term "focusing" can be used. However, there are many other synonyms that can be employed to describe the act of putting one's mind and energy towards a specific task or goal. Some alternatives to "focusing" might include "concentrating," "fixating," "centering," "zeroing in," or "engaging." Each of these terms has a slightly different connotation or emphasis, which could be useful when trying to convey a particular idea or feeling. Ultimately, the key is finding the right word to capture the precise intention behind the act of focusing.