verb · 5 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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Received-Pronunciation:/ˈfɹætənaɪz/
US:/ˈfɹætɚnaɪz/
US:Recorded audio is listed in the source snapshot.
Australia:Recorded audio is listed in the source snapshot.
CMU ARPABET:F R AE1 T ER0 N AY2 Z
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
verb
Meaning 1
To associate with others in a brotherly or friendly manner.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
verb
Meaning 2
To associate as friends with an enemy, in violation of duty.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To socialize in confidentiality.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
verb
Meaning 4
To have an intimate or sexual relationship with a forbidden party.
Definition source: English Wiktionary via Wiktextract
Usage: intransitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
verb
Meaning 5
be on friendly terms with someone, as if with a brother, especially with an enemy
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: fraternise
Antonyms: none provided
Broader terms: socialize, socialise
History
Etymology
PIE word *bhréh2tēr From French fraterniser.
Across languages
Translations
21 source translations are retained for this English entry.
Bulgarian:
побратимявам се
(pobratimjavam se)
— to associate with others in a brotherly manner
Catalan:
fraternitzar
— to associate with others in a brotherly manner
Esperanto:
interfratiĝi
— to associate with others in a brotherly manner
Finnish:
veljeillä
— to associate with others in a brotherly manner
French:
fraterniser
— to associate with others in a brotherly manner
German:
sich verbrüdern
— to associate with others in a brotherly manner
Northern Kurdish:
biratî kirin
— to associate with others in a brotherly manner
Macedonian:
збратими
(zbratimi)
— to associate with others in a brotherly manner
Māori:
whakauruuru
— to associate with others in a brotherly manner
Polish:
bratać się
— to associate with others in a brotherly manner
Polish:
zbratać się
— to associate with others in a brotherly manner
Romanian:
fraterniza
— to associate with others in a brotherly manner
Romanian:
înfrăți
— to associate with others in a brotherly manner
Russian:
брататься
(bratatʹsja)
— to associate with others in a brotherly manner
Spanish:
fraternizar
— to associate with others in a brotherly manner
Swedish:
förbrödra
— to associate with others in a brotherly manner
Finnish:
veljeillä
— to associate as friends with an enemy
French:
fraterniser
— to associate as friends with an enemy
German:
fraternisieren
— to associate as friends with an enemy
Northern Kurdish:
biratî kirin
— to associate as friends with an enemy
Swedish:
fraternisera
— to associate as friends with an enemy