The phrase "gotten hair" can be interpreted in a few ways, depending on context. Assuming it refers to hair that was previously lost or shaved off, some antonyms could be "shaved head," "bald," or "hairless." If "gotten hair" refers to a sudden influx of hair growth, antonyms could include "thinning hair," "balding," or "losing hair." In a broader sense, antonyms for "gotten" could be "lost," "given away," or "surrendered," while antonyms for "hair" might include "clothing," "accessories," or "jewelry." Antonyms can help us understand words and concepts more fully by providing contrasts and context.