The phrase "took ten" implies a specific amount of time, effort or action required to complete a task. Antonyms for this phrase may include "completed quickly," "rushed," or "abandoned halfway." These alternatives suggest a sense of urgency, haste, or inefficiency in completing an assignment. Conversely, other antonyms for "took ten" might include "accomplished easily," "completed efficiently," or "dispatched swiftly." These terms imply a sense of ease or proficiency, suggesting that the task was completed with little strain or difficulty. Antonyms for "took ten" allow us to express a variety of contrasting ideas about the ways in which we approach and complete tasks.