The phrase "ate one's words" means to retract a statement or apology with shame. There are a few antonyms that could be used in place of this phrase. One could say "stood by one's words," indicating that they did not waver in their initial statement or apology. Another option could be "clarified one's words," which suggests that the speaker elaborated or provided additional context to better explain what they meant. Finally, "reiterated one's words" could be used to emphasize that the speaker firmly believes in their original statement or apology and will continue to defend it.
