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brother Synonyms

Another word for brother

Choosing another word for brother depends on context, so the 22 synonyms and similar words below are separated across 5 exact definitions and ranked by match strength.
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• noun (Context 1)

A man or boy in relation to other sons and daughters of his parents; a male sibling.

Usage Example

"My older bro taught me how to ride a bicycle when I was six."

Strongest
bro
Strong
brer
bruv
sibling

• noun (Context 2)

A male associate, comrade, or fellow member of a fraternity, trade union, or shared cause.

Usage Example

"He addressed his union brothers at the annual labor conference."

Strongest
comrade
Strong
confrere
colleague
compatriot
associate
ally
companion

• noun (Context 3)

A male member of a Christian religious order who is not ordained as a priest, or a title given to such a member.

Usage Example

"The monastery was tended by a quiet community of lay brothers."

Strongest
monk
friar
Strong
cenobite

• interjection (Context 4)

Used to express mild annoyance, exasperation, surprise, or disbelief.

Usage Example

"Oh boy, I cannot believe we missed the last train home."

Strong
boy
man
sheesh
grief
gosh

• verb (Context 5)

To treat, address, or act toward someone as a brother.

Usage Example

"The veteran players quickly brothered the young rookie and helped him adjust to the team."

Strong
befriend
fraternize
mentor

Opposites of brother

The opposite of brother shifts depending on context. Common opposites include:

sister
nun
foe
enemy
ostracize
shun
alienate
adversary
See all opposites of brother

Cite this Entry


Wordmom. (2026). Synonyms for Brother. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/brother
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