Antonyms for
brother
Son of the same parents as another person.
2 antonyms 7 letters

Found 2 Antonyms for Brother

Words with the opposite meaning to brother:

sis
sister

1 of these 2 words has its own antonym network. Click any highlighted word to explore its alternatives. The others are shown for reference.

All Definitions for Brother

Below are all the dictionary definitions of brother:

1Son of the same parents as another person.
2A male having at least one parent in common with another person (see half-brother, stepbrother).
3A male fellow member of a religious community, church, trades union etc.
4A form of address to a man.
5Somebody, usually male, connected by a common cause, situation, or affection.
6A fellow black man.
7Someone who is a peer, whether male or female.
8Someone who is a kinsman or shares the same patriarch.
9To treat as a brother.
10Title of respect for an adult male member of a fraternal/sororal organization, or comrade in a movement, or even a stranger using fictive kin.
11Title of respect for an adult male member of a religious or fraternal order.
12A title used to personify or respectfully refer to concepts or animals.

Writing Tips

  • Use antonyms to create contrast and emphasize differences.
  • Pair antonyms in parallel structure for rhetorical impact.
  • Not all antonyms are perfectly opposite — check context.
  • Using antonyms improves clarity by showing what something is not.
Frequently Asked Questions

What are antonyms for brother?

Words like sis, sister are common antonyms for brother. These words express opposite or contrasting meanings and can be used to create contrast in writing.

How many antonyms does brother have?

We have identified 2 antonyms for brother in our database. The English language often has multiple words with contrasting meanings.

Can I use these antonyms in formal writing?

Most antonyms listed here are suitable for formal writing, but always check the specific context. Some antonyms carry slightly different connotations or degrees of opposition.

About antonyms for brother

Finding the right antonym for brother helps writers create contrast, clarify meaning, and add depth to their work. Defined as "Son of the same parents as another person.", brother has 2 opposite words that can be used to express contrasting ideas.

Each antonym carries a slightly different shade of opposition. Sis is the most direct opposite in most situations. Sister works well when the context calls for a more nuanced contrast.

When choosing an antonym, consider the connotation, formality level, and audience. Some alternatives work better in casual conversation while others shine in academic or professional writing. For example, using a more formal antonym in a business email can elevate your tone, while a casual antonym might feel more natural in creative writing or dialogue.

It is also worth noting that not all antonyms are perfectly interchangeable. The context of your sentence, the surrounding words, and the intended emotional impact all play a role in selecting the best opposite word. The list above provides the most common and useful antonyms for brother, but always read your sentence aloud to ensure the chosen word flows naturally.