Brother
Brother noun - A male with the same parents as someone else.
Usage example: my brother still lives with our parents
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Synonyms for Brother
Nearby Words: brotherhood, brotherly
Sister
Sister noun - A female person who has the same parents as another person.
Usage example: my sister married a musician
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Synonyms for Sister
Nearby Words: sisterhood, sisterly
How words are described
| beloved | beloved brother | beloved sister |
| like | like brother | like sister |
| old | old brother | old sister |
| good | good brother | good sister |
| Other adjectives: identical, foster, dead, actual, real, big, evil, little, young, new, elder, deceased, late, twin, surrogate, estranged, older, adoptive, biological, eldest, younger, oldest, youngest. | ||
Both words in one sentence
- Possibly a Belated Happy Ending as the next play in the trilogy, The Lieutenant of Inishmore introduces Mairead and Davey Claven, a sister/brother duo with personalities eerily similar to Helen and her brother Bartley respectively.
Source: Maybe Ever After - She had thought they were her brother and sister and instead they turn out to be her mother and father.
- In the book of Genesis, Eve was made from Adam's rib, so unless God worked some additional magic, they were brother/sister in a cloning sense.
Cite this Source
Sister and Brother. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/brother/sister
Brother & Sister. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/brother/sister>.
Sister or Brother. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/brother/sister.
Google Ngram Viewer shows how "brother" and "sister" have occurred on timeline