The term "cloddishness" refers to an awkward, unrefined, or unpolished manner. Its antonyms include elegance, finesse, polish, sophistication, and refinement. Sophistication is an antonym for cloddishness, representing a well-polished and cultured approach. Refinement represents an antonym for cloddishness in terms of elegance, elegance in appearance, and good taste. Finesse is an antonym for cloddishness, representing the art of doing something with tact and skill. Polished is an antonym for cloddishness, representing a smooth, cultured approach. Overall, the antonyms for cloddishness represent the positive attributes of grace, manners, and refined behavior.