"Hast keeping" is an old-fashioned phrase that refers to being quick or prompt in taking care of something. Some synonyms for "hast keeping" include being diligent, attentive, conscientious, and punctual. Another way to describe this quality could be to say that someone is responsible, reliable, or efficient in their actions. In some cases, "hast keeping" may also imply a sense of urgency or immediacy, in which case words like prompt, speedy, hasty, or expeditious could be used. Ultimately, the key to understanding "hast keeping" is recognizing that it represents a commitment to getting things done quickly and efficiently, without sacrificing quality or attention to detail.