Four flushed refers to someone who is pretending to be something they are not, specifically pretending to have a stronger hand in poker than they actually do. Antonyms for this phrase might include someone who is genuine or authentic, someone who is honest about their true abilities or limitations, or someone who is straightforward and direct in their communication. Other antonyms might include words like humble, modest, or unassuming, which represent the opposite of the arrogance and bravado that is associated with four flushed behavior. Ultimately, the antonyms for four flushed are words and phrases that represent honesty, authenticity, and humility.