The antonyms for the phrase "lowdown dirties" are expressions that connote high esteem, respect, and honor. These include words such as reputable, honorable, trustworthy, ethical, upright, and respected. Antonyms to "lowdown" signify a person or situation that is morally and ethically upright and straightforward. While antonyms to "dirties" refer to traits such as excellence, morality, purity, and cleanliness. We often use these words to describe individuals who are upright and decent or who have made significant contributions to society. These antonyms remind us that we should strive to act ethically and with discretion, always remaining honest, trustworthy, and morally upright, even in challenging situations.