"Niminy-piminy" is an adjective used to describe someone or something overly prim, finicky, and affected in a manner that is considered silly or exaggerated. However, when it comes to finding its antonyms, words with the opposite meaning of being coy, dainty, or fussy, we have various options such as bold, daring, unadorned, practical, straightforward, and strong. While niminy-piminy connotes excessive foppishness, its antonyms imply a sense of robustness, determination, and no-nonsense practicality. By using more concise and straightforward language, we can avoid being labeled as niminy-piminy and communicate our views more effectively.