The term "more cernuous" refers to the act of nodding or bowing one's head, in a sign of respect or submission. Antonyms for this word would include synonyms for the opposite, such as "upright," "erect," "proud," and "arrogant." Other antonyms might include words like "defiant," "rebellious," "insolent," or "disrespectful." Depending on the context of the word, other antonyms might be "unyielding," "unbending," "uncompromising," or "stubborn." In any case, antonyms for "more cernuous" would typically include words that suggest the opposite of humility, submission, and respect.