* Woman: This is the most direct opposite in terms of gender.
* Female: This is a more formal term for the opposite gender.
* Lady: This is a more polite term for a woman.
* Girl: This is a more informal term for a young woman.
* Child: This is a general term for a person of any gender who is not yet an adult.
* Animal: This is the opposite in terms of being human.
To determine the most accurate opposite, you need to consider the specific situation where you want to use the word.