Four-flushers are people who pretend to be something they are not or deceive others for their own benefit. The antonyms for four-flushers are genuine, sincere, honest, and truthful. These qualities are essential for building a trustworthy and positive reputation. Being genuine means being true to oneself and others, without pretense or deceit. Sincere people are authentic and express their true feelings and intentions. Honesty is fundamental to building trust in relationships, while truthfulness is being honest and truthful in all aspects of life. In conclusion, avoiding four-flushers and cultivating qualities such as genuineness, sincerity, honesty, and truthfulness can lead to a more fulfilling life.