The antonyms for the word "more stifled," meaning to be smothered or restrained, are "free," "liberated," "unrestrained," "unfettered," and "uninhibited." These terms suggest a feeling of looseness, openness, and freedom from mental or physical restriction. For instance, to be "free" or "liberated" implies that one can act and think freely, without any constraints or limitations. Similarly, to be "uninhibited" or "unfettered" suggests being unrestrained and unimpeded by any external or internal factors. These antonyms serve to emphasize the opposite of being stifled, promoting a sense of independence, creativity, and self-expression.