An accomplished task or job that is finished.

पूर्ण कार्य

English Usage: She submitted the completed task ahead of the deadline.

Hindi Usage: उसने समय सीमा से पहले पूर्ण कार्य जमा किया।

To finish or bring to an end a task.

कार्य पूरा करना

English Usage: He completed the task quickly.

Hindi Usage: उसने कार्य जल्दी पूरा किया।