"Wast frank" does not exist as a single word, and there are no antonyms for this phrase. However, if we break it down into its individual components, "waste" and "frank," we can find antonyms for each word.
For "waste," some antonyms include "conserve," "save," "utilize," "manage," or "direct." These words suggest the idea of using resources efficiently and avoiding unnecessary or excessive consumption.
As for "frank," antonyms might include "guarded," "evasive," "diplomatic," "reserved," or "secretive." These words suggest the idea of withholding information or avoiding direct communication.