The phrase "can do" describes someone who is capable, positive and committed to getting things done. If you need alternative ways to express this attitude, you might consider the words "able", "competent", "confident", "committed", "eager", "determined", "efficient", "resourceful", "skilled" or "capable". These synonyms all convey a similar sense of capability and determination. Whether you're writing a job application, a performance review or simply want to express your own attitude, choosing the right words can make a big difference in how you come across to others. When you use synonyms for "can do," you'll be able to communicate your positive attitude more effectively.