The phrase "hanged a left" is an idiomatic expression that means a person has made a left turn while driving or walking. While the phrase is commonly used, there are plenty of alternative phrases that can be used. For instance, one can say "took a left turn," "veered to the left," "turned left," "took a left-hand turn," or "made a left." Similarly, one can use synonyms for "hanged," such as "swung," "turned," "curved," "bent," or "angled." These phrases are all interchangeable with "hanged a left" and can add color and variety to one's vocabulary.