The antonyms for "protested" are words that connote agreement, acceptance, or compliance. Some examples are assent, comply, acquiesce, consent, and endorse. These words are often used to indicate that someone agrees with what is being said or done, or that they accept a decision or situation. Conversely, using the antonyms of protested can indicate that someone is not willing to challenge a decision or action, or that they are in agreement with it. It's important to note that using these antonyms doesn't necessarily mean that someone is fully supportive of a situation or decision, but rather that they have chosen not to oppose it.