The antonyms for "draw line" are varied and have different meanings. Some antonyms are "erase line," "delete line," or "remove line," implying the action of deleting a previously created line. Other antonyms are "cross line," "overstep boundary," or "transgress," meaning to break a rule, cross a limit or exceed a limit. Additionally, "ignore lines" or "disregard lines" can also be antonyms, suggesting the act of not following or paying attention to lines. Lastly, "blur lines" or "smudge lines" are antonyms that describe the act of purposely obscuring a line's clarity or shape. Overall, the antonyms for "draw line" can range from deleting, crossing, or ignoring lines, to breaking boundaries, obscuring, or blurring lines.