Physical or mental effort or activity directed toward the production or accomplishment of something, Something that one is doing, making, or performing, especially as an occupation or undertaking; a duty or task, An artistic creation, such as a painting, sculpture, or literary or musical composition, or a creative result of other human activity, adjective_ Of, relating to, designed for, or engaged in work, intransitive verb_ To exert oneself physically or mentally in order to do, make, or accomplish something, To function; operate, To have the desired effect or outcome; prove successful