The answer is: Parable

Pro 26:7

In Proverbs 26:7, the imagery of "the legs of the lame hanging limp" acts as a striking metaphor, highlighting the idea of futility and missed opportunity. In essence, it suggests that just as a limp leg cannot support its owner, so too are foolish words without real power, meaning, or assistance. This parable paints a vivid picture about the importance of choosing our words wisely. Speaking foolishly is like trying to walk on broken legs—it's severely misguided and never leads to a solid foundation.

Funny enough, the Book of Proverbs is packed with similar valuable life lessons wrapped up in colorful imagery. Did you know that Proverbs is often referred to as the "wisdom literature"? Many proverbs are like delicious tidbits of foolishness that encourage deep thinking about everyday decisions and relationships, like treasured nuggets hidden in plain sight.

Moreover, this theme of contrasting wisdom and folly appears consistently throughout the Bible, echoing in other places like Ecclesiastes and the teachings of Jesus. Both Solomon's writings and Christ’s parables emphasize the critical value of discernment—showing us that wisdom often requires us to discern not only what to say but when and how to speak.

So next time you find yourself in a discussion, remember to fortify your words with a wisdom that actually provides support, steering away from the limp phrases of folly that offer no real guidance at all!