Antonyms for "brother"
1 kid-friendly opposites of brother, perfect for writing and vocabulary work.
What does "brother" mean?
a boy who has the same parents as you Knowing the antonyms of brother helps kids write comparison sentences and understand contrast in stories.
🦓 Opposite words for brother
Click any antonym to look it up:
How to use antonyms in writing
Antonyms are powerful in three writing situations:
1. Contrast sentences — "The room was brother, but the hallway was sister." Comparing opposites makes descriptions vivid.
2. Character development — Two characters with opposite traits (one brother, one sister) create natural tension in a story.
3. Editing for variety — If you've used brother three times in a paragraph, swap one for an antonym to vary your writing.
FAQ — antonyms for brother
What is the opposite of brother?
The most common antonym for brother is sister. Other opposites include —.
Are there different antonyms for brother at different grade levels?
Yes — younger kids learn the simplest opposite first (sister). Older students can pick more precise antonyms depending on context.
What is a synonym for brother?
A common K-2 synonym is bro. See the full synonyms page →
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